APA aipamena

Quintana, J., & Jenny Quintana; Simon Haines; Barbara Stewart. (2004). First Certificate Masterclass. Oxford: Oxford University Press.

Chicago Style aipamena

Quintana, Jenny, và Jenny Quintana; Simon Haines; Barbara Stewart. First Certificate Masterclass. Oxford: Oxford University Press, 2004.

MLA aipamena

Quintana, Jenny, và Jenny Quintana; Simon Haines; Barbara Stewart. First Certificate Masterclass. Oxford: Oxford University Press, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.