APA aipamena

Cotton, D. (2007). Market leader. Harlow: Pearson Education.

Chicago Style aipamena

Cotton, David. Market Leader. Harlow: Pearson Education, 2007.

MLA aipamena

Cotton, David. Market Leader. Harlow: Pearson Education, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.