Blank, W. (1995). The 9 natural laws of leadership. AMACOM; VIVA Books Private Ltd..
Citación estilo ChicagoBlank, Warren. The 9 Natural Laws of Leadership. New York; New Delhi: AMACOM; VIVA Books Private Ltd., 1995.
Cita MLABlank, Warren. The 9 Natural Laws of Leadership. AMACOM; VIVA Books Private Ltd., 1995.
Warning: These citations may not always be 100% accurate.