Dyfyniad APA

Oxenden, C., Koenig, C. L., & Seligson, P. (2008). American English File: MultiPACK 1A. Oxford: Oxford Univ. Press.

Dyfyniad Arddull Chicago

Oxenden, Clive, Christina Latham Koenig, và Paul Seligson. American English File: MultiPACK 1A. Oxford: Oxford Univ. Press, 2008.

Dyfyniad MLA

Oxenden, Clive, Christina Latham Koenig, và Paul Seligson. American English File: MultiPACK 1A. Oxford: Oxford Univ. Press, 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.