APA (7th ed.) Zitazioa

Chaffee, J. (2017). Thinking critically (12th edition.). Cengage Learning.

Chicago Style (17th ed.) Zitazioa

Chaffee, John. Thinking Critically. 12th edition. Boston, MA: Cengage Learning, 2017.

MLA (9th ed.) Zitazioa

Chaffee, John. Thinking Critically. 12th edition. Cengage Learning, 2017.