Ram Narain. (2006). Twelve management skills for success. Viva Books Private Limited.
芝加哥风格引文Ram Narain. Twelve Management Skills for Success. New Delhi: Viva Books Private Limited, 2006.
MLA引文Ram Narain. Twelve Management Skills for Success. Viva Books Private Limited, 2006.
警告：这些引文格式不一定是100％准确.