Bursk, Edward Collins
How to increase executive effectiveness /Edward C. Bursk
Cambridge, Mass, Harvard University Press
 Buku Teks
Bower, Marvin
The development of executive leadership / by Marvin Bower
Massachutts Harvard University Press , 1949
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Albert, Henry H.
Organized executive action : decision-making, communication and leadership
John Wiley & Sons, 1961
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Chambers, John Carlton, 1928-
An Executive's guide to forecasting
John Wiley & Sons, 1974
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Arnold, John D.
Shoting the executive rapids
McGraw-Hill, 1981
 Buku Teks