Hicks, Lawrence E., author
Mamerican Management Association , 1972
Buku Teks
Schmertz, Herbert
New York, N.Y. AMACOM c. 1978,
Buku Teks
Kurian, George Thomas, author
Amacom, 2013
Buku Referensi
Tobin, Daniel R., 1946-
American Management Association, 2008
eBooks
edited by Paul C. Dinsmore, Jeannette Cabanis-Brewin
American Management Association, 2006
eBooks