Whitman, Howard
Prentice-Hall, 1961
Buku Teks SO
William J. Rothwell, Harvey L. Sterns, Diane Spokus, Joel M. Reaser
American Management Association, 2008
eBooks
Simons, Ronald L.
Macmillan, 1985
Buku Teks
edited by Elaina F. Osterbur
McGraw-Hill, 2014
Buku Teks SO
Weinbach, Robert W.
Pearson, 2015
Buku Teks