Cita APA (7a ed.)

BOWIE, G. (1992). Twenty questions: An introduction to philosophy. Harcourt Brace Jovanovich College Publishers.

Cita Chicago Style (17a ed.)

BOWIE, G. Twenty Questions: An Introduction to Philosophy. Harcourt Brace Jovanovich College Publishers, 1992.

Cita MLA (9a ed.)

BOWIE, G. Twenty Questions: An Introduction to Philosophy. Harcourt Brace Jovanovich College Publishers, 1992.