Marketing / Roger A. Kerin...[et al.]
McGraw-Hill, 2002
 Buku Teks
Hillestad, Steven G.
Health care marketing plans : from strategy to action / Steven G. Hillestad, Eric N. Berkowitz
An Aspen Publication, 1991
 Buku Teks
Ryan, William T.
Personel learning aid for principles of marketing / William T. Ryan; Roger H. hermanson
Dew Jones Irwin, 1980
 Buku Teks
Ryan, William T.
A Guide to marketing / William T. Ryan
Richard D. Irwin, 1981
 Buku Teks
Ryan, William T
Principles of marketing/ by William Ryan
Richard D. Irwin, 1980
 Buku Teks