Well, William
Advertising principles and practice
Prentice-Hall, 1995
 Buku Teks SO
Wells, William D.
Advertising : principles and practice
Prentice-Hall, 1992
 Buku Teks SO
Wells, William D.
Advertising principles & practice
Prentice-Hall, 1998
 Buku Teks SO
Wells, William D.
Advertising : principles and practice
Prentice-Hall, 2000
 Buku Teks SO
Wells, William D.
Advertising : principles and practice
Prentice-Hall, 2000
 Buku Teks SO