Bennis, Warren G., author
Addison-Wesley, [Date of publication not identified]
Buku Teks
Burke, W. Warner
Addison-Wesley, 1987
Buku Teks
French, Wendell L., author
Prentice-Hall International, 1990
Buku Teks
editor, Tora Estep
[American Society for Training and Development Press;, ], 2004
eBooks
Greiner, Larry E.
Addison-Wesley Pub. Co., 1988
Buku Teks