Koontz Harold. (2012). Essentials of Management (9.). Tata Mcgrow hill.
芝加哥风格引文Koontz Harold. Essentials of Management. 9. New Delhi: Tata Mcgrow hill, 2012.
MLA引文Koontz Harold. Essentials of Management. 9. Tata Mcgrow hill, 2012.
警告：这些引文格式不一定是100％准确.