Chastain, K. (1988). Developing second language skills. Theory and practice (3rd. ed.). New York : HBJ Publishers.
Cook,V., & Wei, L. (2009 ). Contemporary applied linguistics: Language teaching and learning. Vol. 1. London: Continuum International Pub. Group.
Davies, A., & Elder, C. (2007). The handbook of applied linguistics. Oxford: Blackwell Publishing Ltd.
Doughty, C. J., & Long, M. H. (2005). The handbook of second language acquisition. Oxford: Blackwell Publishing Ltd.
Ellis, R. (2012). The study of second language acquisition. Oxford: Oxford Un. Press.
Kaplan, R. B. ( 2002 ). The Oxford handbook of applied linguistics. Oxford: Oxford Un. Press.
Lightbown, P. M., & Spada, N. (2006). How languages are learned (3rd. ed.).Oxford: Oxford Un. Press.
Macaro, E. (2006). Strategies for language learning and for language use: revising the theoretical framework. The Modern Language Journal, 90(3), 20-37.
O’ Malley, J., & Chamot, A. (1990). Learning strategies in second language acquisition. Cambridge: Cambridge Un. Press.
Robinson, P. & Ellis, N. C. (2008). Handbook of cognitive linguistics and second language acquisition (eds.). New York: Routledge.
Schmitt, N. (2002). An introduction to applied linguistics. London : Arnold Publishers.
Seliger, H. (1984). Processing universals in second language acquisition. In F. Eckman, L. Bell and D. Nelson (eds.), Universals of second language acquisition. Rowley, MA: Newbury House
Selinker, L. (1992). Rediscovering interlanguage. Harlow: Longman.
Spolsky, B., & Hult, F. M. (2008). The handbook of educational linguistics (eds.). Oxford: Blackwell Publishing Ltd.
Vossoughi, H. (2000). An encyclopedic dictionary of teaching E.F.L. Tehran: Rahnama Publications.