Gass, S. M., & Schachter, J. (1990). Linguistic perspectives on second language acquisition ([1st. ed., 2nd. pr.].). Cambridge, United Kingdom: Cambridge University Press.
Chicago Style CitationGass, Susan M., and Jacquelyn Schachter. Linguistic Perspectives On Second Language Acquisition. [1st. ed., 2nd. pr.]. Cambridge, United Kingdom: Cambridge University Press, 1990.
MLA CitationGass, Susan M., and Jacquelyn Schachter. Linguistic Perspectives On Second Language Acquisition. [1st. ed., 2nd. pr.]. Cambridge, United Kingdom: Cambridge University Press, 1990.
Warning: These citations may not always be 100% accurate.