APA (7e ed.) Bronvermelding

Creel, R. E. (2001). Thinking philosophically: An introduction to critical reflection and rational dialogue. Blackwell.

Chicago (17e ed.) Bronvermelding

Creel, Richard E. Thinking Philosophically: An Introduction to Critical Reflection and Rational Dialogue. Malden, Mass.: Blackwell, 2001.

MLA (8e ed.) Bronvermelding

Creel, Richard E. Thinking Philosophically: An Introduction to Critical Reflection and Rational Dialogue. Blackwell, 2001.