Cita APA (7th ed.)

Levine, S. R., & Crom, M. A. (1993). The leader in you: How to win friends, influence people, and succeed in a changing world. Simon & Schuster.

Cita Chicago (17th ed.)

Levine, Stuart R., i Michael A. Crom. The Leader in You: How to Win Friends, Influence People, and Succeed in a Changing World. New York: Simon & Schuster, 1993.

Cita MLA (9th ed.)

Levine, Stuart R., i Michael A. Crom. The Leader in You: How to Win Friends, Influence People, and Succeed in a Changing World. Simon & Schuster, 1993.