APA aipamena

Hutchinson, T., & O'Driscoll, N. (2001). Big City: Student's book: Level 1. Oxford: Oxford Univ. Press.

Chicago Style aipamena

Hutchinson, Tom, và Nina O'Driscoll. Big City: Student's Book: Level 1. Oxford: Oxford Univ. Press, 2001.

MLA aipamena

Hutchinson, Tom, và Nina O'Driscoll. Big City: Student's Book: Level 1. Oxford: Oxford Univ. Press, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.