APA aipamena

Oxenden, C., Koenig, C. L., & Seligson, P. (2008). American English File: MultiPACK 2B. Oxford: Oxford Univ. Press.

Chicago Style aipamena

Oxenden, Clive, Christina Latham Koenig, và Paul Seligson. American English File: MultiPACK 2B. Oxford: Oxford Univ. Press, 2008.

MLA aipamena

Oxenden, Clive, Christina Latham Koenig, và Paul Seligson. American English File: MultiPACK 2B. Oxford: Oxford Univ. Press, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.