Boeuf, M. L. (2001). Essence of Time Management. Jaico Publishing House.
芝加哥风格引文Boeuf, Michael Le. Essence of Time Management. Mumbai: Jaico Publishing House, 2001.
MLA引文Boeuf, Michael Le. Essence of Time Management. Jaico Publishing House, 2001.
警告：这些引文格式不一定是100％准确.