Cita APA (7th ed.)

Epstein, R. L. (2002). Critical thinking (2nd ed.). Wadsworth Thomson Learning.

Cita Chicago (17th ed.)

Epstein, Richard L. Critical Thinking. 2nd ed. Belmont, CA: Wadsworth Thomson Learning, 2002.

Cita MLA (9th ed.)

Epstein, Richard L. Critical Thinking. 2nd ed. Wadsworth Thomson Learning, 2002.