Anthony, Robert Newton, 1916-2006
McGraw-Hill, 1999
Buku Teks
edited by J. Steven Ott and Lisa A. Dicke; with case studies by C. Kenneth Meyer
Westview Press, 2016
Buku Teks
Plas, Jeanne M
Sage, 2000
Buku Teks
Pynes, Joan
Jossey-Bass, 2013
Buku Teks
Kotler, Philip
Prentice-Hall, 1995
Buku Teks