APA (7e ed.) Bronvermelding

Beardsley, M. C., & Beardsley, E. L. (1965). Philosophical thinking: An introduction. Harcourt.

Chicago (17e ed.) Bronvermelding

Beardsley, Monroe C., en Elizabeth Lane Beardsley. Philosophical Thinking: An Introduction. New York: Harcourt, 1965.

MLA (9e ed.) Bronvermelding

Beardsley, Monroe C., en Elizabeth Lane Beardsley. Philosophical Thinking: An Introduction. Harcourt, 1965.