Batten, J.D.
Tough-minded management / J. D. Batten
D.B. Taraporevala Sons & Co., 1963
 Buku Teks SO
Phelps, D.M.
Sales management policies and procedures/ D.M. Phelps
Richard D. Irwin , 1953
 Buku Teks SO
Berman, Howard J.
The financial management of hospitals / Howard J. Berman, Lewis E. Weeks, Steven F. Kukla
The University of Mincigan, 1982
 Buku Teks
Critchfield, Howard J.
General Climatology/ Howard J. Critcfield
Prentice-Hall, 1979
 Buku Teks
Dalrymple, Douglas J.
Marketing management : strategy and cases / Douglas J. Dalrymple, Leonard J. Parsons
John Wiley & Sons, 1983
 Buku Teks SO