APA aipamena

Naber, T., Blackwell, A., & Johnstone, M. (2003). English knowhow. Oxford University Press.

Chicago Style aipamena

Naber, Therese, Angela Blackwell, and Michelle Johnstone. English Knowhow. New York: Oxford University Press, 2003.

MLA aipamena

Naber, Therese, et al. English Knowhow. Oxford University Press, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.