APA aipamena

Cameron, S. (2008). Hemispheres 2. New York, United States: McGraw-Hill ESL/ELT.

Chicago Style aipamena

Cameron, Scott. Hemispheres 2. New York, United States: McGraw-Hill ESL/ELT, 2008.

MLA aipamena

Cameron, Scott. Hemispheres 2. New York, United States: McGraw-Hill ESL/ELT, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.