Moore, B. N., & Parker, R. (2008). Critical thinking (9th ed.). McGraw-Hill.
Chicago Style (17th ed.) ZitazioaMoore, Brooke Noel, eta Richard Parker. Critical Thinking. 9th ed. Boston: McGraw-Hill, 2008.
MLA (9th ed.) ZitazioaMoore, Brooke Noel, eta Richard Parker. Critical Thinking. 9th ed. McGraw-Hill, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.