Burt, David N., author
McGraw-Hill, 2012
Buku Teks
by John J. Coyle [and others]
South Western Cengage Learning, 2013
Buku Teks
Bowersox, Donald J., author
McGraw-Hill, 2010
Buku Teks
Kildow, Betty A., author
American Management Association, 2011
Buku Teks
Song, Hua, author
Cengage Learning Asia, 2013
Buku Teks