Maxwell, J. C. (2011). The 5 levels of leadership: Proven steps to maximize your potential. Center Street.
Chicago Style (17th ed.) CitationMaxwell, John C. The 5 Levels of Leadership: Proven Steps to Maximize Your Potential. New York: Center Street, 2011.
MLA引文Maxwell, John C. The 5 Levels of Leadership: Proven Steps to Maximize Your Potential. Center Street, 2011.
警告:這些引文格式不一定是100%准確.