edited by Warren K. Agee, Phillip H. Ault, Edwin Emery
Harper and Row, 1982
Buku Teks
edited by Wilbur Schramm
University of Illnois Press, 1954
Buku Teks
Agee, Warren Kendall, editor
1982
Buku Teks
Emery, Edwin, editor
Dood, Mead & Company, 1971
Buku Teks
Francois, William E.
Grid Inc., 1977
Buku Teks