John H. Zenger
The New Extraordinary Leader, 3rd Edition
Turning Good Managers into Great Leaders
McGraw-Hill, 2019
Comment devenir quelqu’un d’exceptionnel
Devenez un leader performant en exploitant vos points forts
McGraw-Hill, 2012
22 Management Secrets to Achieve More With Less
Action Steps Leaders Take to Boost Productivity
McGraw-Hill, 1997