APA aipamena

Taylor, L., & Kelly, P. (2007). International express: Workbook elementary. Oxford: Oxford Univ. Press.

Chicago Style aipamena

Taylor, Liz, và Paul Kelly. International Express: Workbook Elementary. Oxford: Oxford Univ. Press, 2007.

MLA aipamena

Taylor, Liz, và Paul Kelly. International Express: Workbook Elementary. Oxford: Oxford Univ. Press, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.