Francois, William E.
Grid Inc., 1977
Buku Teks
McQuail, Denis, author
Erlangga, 1996
Buku Teks
Siregar, Ashadi, author
Kanisius, 2000
Buku Teks
Aceng Abdullah, author
Remaja Rosdakarya, 2000
Buku Teks
Dominick, Joseph R., author
McGraw-Hill, 1993
Buku Teks