Abdollahzadeh, E. (2011). Poring over the findings: Interpersonal authorial engagement in applied linguistics papers. Journal of Pragmatics, 43(1), 288–297.
Ädel, A. (2006). Metadiscourse in L1 and L2 English. Amsterdam, Netherlands: John Benjamins.
Ädel, A. (2010). Just to give you kind of a map of where we are going: A taxonomy of metadiscourse in spoken and written academic English. Nordic Journal of English Studies, 9(2), 69-97.
Ädel, A. (2017). Remember that your reader cannot read your mind: Problem/solution-oriented metadiscourse in teacher feedback on student writing. English for Specific Purposes, 45(1), 54-68.
Biber, D., & Finegan, E. (1989). Styles of stance in English: Lexical and grammatical marking of evidentiality and affect. Text-interdisciplinary journal for the study of discourse, 9(1), 93-124.
Brinkmann, S., & Kvale, S. (2005). Confronting the ethics of qualitative research. Journal of Constructivist Psychology, 18(3), 157-181.
Brown, P., & Levinson, S. C. (1987). Politeness: Some universals in language usage. Cambridge: Cambridge University Press.
Bu, J.M. (2014). Towards a pragmatic analysis of metadiscourse in academic lectures: from relevance to adaptation. Discourse Studies, 16(4), 449-472.
Crosthwaite, P., Cheun, L., & Jiang, F. (2017). Writing with attitude: stance expression in learner and professional dentistry research reports. English for specific purposes, 46, 107-123.
Flowerdew, J. (2015). Revisiting metadiscourse: Conceptual and methodological issues concerning signaling nouns. Iberica, 29(4), 15-34.
Gillaerts, P., & Van de Velde, F. (2010). Interactional metadiscourse in research article abstracts. Journal of English for Academic Purposes, 9(2), 128-139.
Grice, H. P. (1975). Logic and conversation. In P. Cole, & J. Morgan (Eds.), Syntax and semantics (pp. 41-58). New York: Academic Press.
Halliday, M. (1985). An introduction to functional grammar. London: Edward Arnold.
Halliday, M.A.K., & Matthiessen, C. M.I.M. (2014). Halliday’s introduction to functional grammar (4th ed.). London: Routledge.
Ho & Li (2018). The use of metadiscourse and persuasion: An analysis of first year university students’ timed argumentative essays. Journal of English for Academic Purposes, 33(2), 53-68.
Hong, HQ & Cao, F. (2014) Interactional metadiscourse in young EFL learner writing: A corpus-based study. International Journal of Corpus Linguistics. 19(2): 201-224
Hunston, S., & Thimspon, G. (eds.) (2001). Evaluation in text. Oxford: Oxford University Press.
Hyland, K. (1998). Hedging in scientific research articles. New York, NY: John Benjamins.
Hyland, K. (2005). Metadiscourse: Exploring interaction in writing. London. Continuum.
Hyland, K. (2015). Metadiscourse. In K. Tracy, C. Ilie, & T. Sandel(Eds.), The International Encyclopedia of Language and Social Interaction (pp. 998-1006). West Sussex, UK:John Wiley & Sons,Inc.
Hyland, K. (2017). Metadiscourse: What is it and where is it going? Journal of Pragmatics, 113(4), 16-29.
Hyland, K., & Tse, P. (2004). Metadiscourse in scholastic writing: A reappraisal. Applied Linguistics, 25(2), 156-177.
Hyland, K., & Guinda, C. S. (2012). Stance and voice in written academic genres. Palgrave Macmillan.
Ifantidou, E. (2005). The semantics and pragmatics of metadiscourse. Journal of Pragmatics, 37(1), 1325-1353.
Jiang, K., & Hyland, K. (2015). “The fact that”: Stance nouns in disciplinary writing. Discourse Studies, 17(5), 529-550.
Jiang, X., Li, Y., & Zhou, X. (2013). Is it over-respectful or disrespectful? Differential patterns of brain activity in perceiving pragmatic violation of social status information during utterance comprehension. Neuropsychologia, 51(11), 2210-2223.
Kawase, T. (2015). Metadiscourse in the introductions of PhD theses and research articles. Journal of English for Academic Purposes, 20(7), 114-124.
Lee, J. J., Subtirelu, N.C. (2015). Metadiscourse in the classroom: A comparative analysis of EAP lessons and university lectures. English for Specific Purposes, 37(1), 52–62.
Leech, G. (1983). Principles of pragmatics. London: Longman.
Leech, G. (2014). The Pragmatics of politeness. New York: Oxford University Press.
Lim, T. S., & Bowers, J. W. (1991). Facework solidarity, approbation, and tact. Human communication research, 17(3), 415-450.
Liu, F. (2012). A study of principle of conversation in advertising language. Theory and Practice in Language Studies, 2(12), 2619-2623.
Liu, Y. & Buckingham, L. (2018). The schematic structure of discussion sections in applied linguistics and the distribution of metadiscourse markers. Journal of English for Academic Purposes, 34(7), 97-109.
Martin, J. R., & White, P. R. R. (2005). The language of evaluation: Appraisal in English. Basingstoke: Palgrave Macmillan.
Mauranen, A. (2010). Discourse reflexivity—a discourse universal? The case of ELF. Nordic Journal of English Studies, 9(2), 13–40.
Pérez-Llantada, C., Ferguson, R. Plo, G. & Gibson, R (2010). You don’t say what you know, only what you can: The perceptions and practices of senior Spanish academics regarding research dissemination in English”. English for Specific Purposes, 30(2), 18-30.
Vande Kopple, W. (1985). Some exploratory discourse on metadiscourse. College Composition and Communication, 36(5), 82–93.
Watts, R. (2003). Politeness. Cambridge: Cambridge University Press.
Williams, J. (1981). Style: Ten lessons in clarity and grace. Glenview, IL: Scott, Foresman and Company.
Yaqubi, M., Saeed, K., & Khaksari, M. (2016). Conversational Maxim View of Politeness: Focus on Politeness Implicatures Raised in Performing Persian Offers and Invitations. Theory and Practice in Language Studies, 6(1), 52-58.
Zhou, L. & Zhang, S.J. (2018). Trends for focused topics of face, politeness and impoliteness: A mapping-knowledge-domain analysis. Computer-Assisted Foreign Language Education, 184(5), 106-112.
Zhu, W. (2012). A study of upward request emails: Managing a harmonious relationship in three academic discourse communities of Britain and China (Doctoral dissertation, the University of Sheffield, United Kingdom.) Retrieved from http://etheses.whiterose.ac.uk/3168/1/Resubmssion.