Levitt, Theodore
Innovation in marketing; new perspectives for profit and growth
Pan Books, 1962
Buku Teks SO
Mulligan, James G.
Managerial economics : strategy for profit
Allyn and Bacon, 1989
Buku Teks
Wolf, Thomas
Managing a non profit organization
A fireside Book, 1990
Buku Teks
Lines, James
Profit improvement; a comprehensive approach to improving managerial effectiveness
Wiley, 1973
Buku Teks
Levitt, Theodore
Innovation in marketing new perspectives for profit and growth
McGraw-Hill, 1962
Buku Teks SO