Cita APA (7a ed.)
Chaffee, J. (1998). The thinker's way: 8 steps to a richer life. Little, Brown.
Cita Chicago Style (17a ed.)
Chaffee, John. The Thinker's Way: 8 Steps to a Richer Life. Boston: Little, Brown, 1998.
Cita MLA (9a ed.)
Chaffee, John. The Thinker's Way: 8 Steps to a Richer Life. Little, Brown, 1998.
Precaución: Estas citas no son 100% exactas.