Cita APA (7th ed.)

Tittle, P. (2011). Critical thinking : an appeal to reason: An appeal to reason. Routledge.

Cita Chicago (17th ed.)

Tittle, Peg. Critical Thinking : An Appeal to Reason: An Appeal to Reason. New York: Routledge, 2011.

Cita MLA (9th ed.)

Tittle, Peg. Critical Thinking : An Appeal to Reason: An Appeal to Reason. Routledge, 2011.