Cita APA (7th ed.)

Christian, J. L. (1986). Philosophy: An introduction to introduction to the art of wondering. Holt, Rinehart and Winston.

Cita Chicago (17th ed.)

Christian, James L. Philosophy: An Introduction to Introduction to the Art of Wondering. Holt, Rinehart and Winston, 1986.

Cita MLA (9th ed.)

Christian, James L. Philosophy: An Introduction to Introduction to the Art of Wondering. Holt, Rinehart and Winston, 1986.