兰茨伯格. (2009). 高效能人士的3项卓越管理: Great management of high efficiency people. 陕西师范大学出版社.
Chicago (17e ed.) Bronvermelding兰茨伯格. 高效能人士的3项卓越管理: Great Management of High Efficiency People. 陕西师范大学出版社, 2009.
MLA (8e ed.) Bronvermelding兰茨伯格. 高效能人士的3项卓越管理: Great Management of High Efficiency People. 陕西师范大学出版社, 2009.
Let op: Deze citaties zijn niet altijd 100% accuraat.