Goldratt, E. M. (2006). Necessary but not Sufficient. Productivity and Quality Pub-Madras.
芝加哥风格引文Goldratt, Eliyahu M. Necessary but Not Sufficient. Productivity and Quality Pub-Madras, 2006.
MLA引文Goldratt, Eliyahu M. Necessary but Not Sufficient. Productivity and Quality Pub-Madras, 2006.
警告：这些引文格式不一定是100％准确.