Maxwell, J. C. (2003). Attitude 101: What every leader needs to know. Thomas Nelson Publishers.
Cita Chicago Style (17a ed.)Maxwell, John C. Attitude 101: What Every Leader Needs to Know. Nashville: Thomas Nelson Publishers, 2003.
Cita MLA (9a ed.)Maxwell, John C. Attitude 101: What Every Leader Needs to Know. Thomas Nelson Publishers, 2003.
Precaución: Estas citas no son 100% exactas.