Jack Welch and the 4E's of Leadership : How to put GE'S leadership formula to work in your organization Krames, Jeffrey A. - McGraw-Hill. 2005 - 250 pages. ISBN: 0-07-145780-1 Subjects--Topical Terms: Industrial management -- Handbooks, Manuals etc. Dewey Class. No.: 658.4092 K896 2005