Cita APA (7a ed.)

Tree, C. M. (1916). How to develop your personality. Thomas y Crowell & Co..

Cita Chicago Style (17a ed.)

Tree, Clare Major. How to Develop Your Personality. New York: Thomas y Crowell & Co., 1916.

Cita MLA (9a ed.)

Tree, Clare Major. How to Develop Your Personality. Thomas y Crowell & Co., 1916.