APA aipamena

Hashemi, L. (2010). Objective PET: Student's book with answers. Cambridge: Cambridge University Press.

Chicago Style aipamena

Hashemi, Louise. Objective PET: Student's Book With Answers. Cambridge: Cambridge University Press, 2010.

MLA aipamena

Hashemi, Louise. Objective PET: Student's Book With Answers. Cambridge: Cambridge University Press, 2010.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.