APA (7th ed.) Zitazioa

Paul,Richard. (2013). Critical Thinking (2end ed.). Rowman.

Chicago Style (17th ed.) Zitazioa

Paul,Richard. Critical Thinking. 2end ed. New York: Rowman, 2013.

MLA (9th ed.) Zitazioa

Paul,Richard. Critical Thinking. 2end ed. Rowman, 2013.