Kotler, Philip, author
Prentice-Hall, 2001
Buku Teks
Gannon, Martin J., author
Little, Brown & Co., 1982
Buku Teks
Keller, kotler, author
Pearson Education, Inc, 2006
Buku Teks
Kotler, Philip, author
[publisher not identified], [date of publication not identified]
Buku Teks
Kotler, Philip, author
Prentice-Hall, 2000
Buku Teks