APA (7th ed.) Citation

Blum-Kulka, S., & Kasper, G. (1993). Interlanguage pragmatics. Oxford University Press.

Chicago Style (17th ed.) Citation

Blum-Kulka, Shoshana, and Gabriele Kasper. Interlanguage Pragmatics. New York: Oxford University Press, 1993.

MLA (9th ed.) Citation

Blum-Kulka, Shoshana, and Gabriele Kasper. Interlanguage Pragmatics. Oxford University Press, 1993.