Cita APA (7th ed.)

Chaffee, J. (2006). Thinking critically (8th ed.). Houghton Mifflin.

Cita Chicago (17th ed.)

Chaffee, John. Thinking Critically. 8th ed. Boston, MA: Houghton Mifflin, 2006.

Cita MLA (9th ed.)

Chaffee, John. Thinking Critically. 8th ed. Houghton Mifflin, 2006.