APA aipamena

Chaffee, J. (2012). Thinking critically (10th ed.,international edition.). Heinle Cengage Learning.

Chicago Style aipamena

Chaffee, John. Thinking Critically. 10th ed.,international edition. Boston: Heinle Cengage Learning, 2012.

MLA aipamena

Chaffee, John. Thinking Critically. 10th ed.,international edition. Heinle Cengage Learning, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.