Citazione Stile APA (7a Edizione)

Gass, S. M., & Schachter, J. (1989). Linguistic perspectives on second language acquisition. Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Gass, Susan M., e Jacquelyn Schachter. Linguistic Perspectives on Second Language Acquisition. Cambridge: Cambridge University Press, 1989.

Citatione MLA (9a ed.)

Gass, Susan M., e Jacquelyn Schachter. Linguistic Perspectives on Second Language Acquisition. Cambridge University Press, 1989.