Cita APA (7a ed.)

Alberti, R. E., & Emmons, M. L. (1990). Your perfect right: A guide to assertive living ([6th major rev. ed.].). Impact.

Cita Chicago Style (17a ed.)

Alberti, Robert E., y Michael L. Emmons. Your Perfect Right: A Guide to Assertive Living. [6th major rev. ed.]. San Luis Obispo, California: Impact, 1990.

Cita MLA (9a ed.)

Alberti, Robert E., y Michael L. Emmons. Your Perfect Right: A Guide to Assertive Living. [6th major rev. ed.]. Impact, 1990.