Wells, Walter
Study guide communications in business
Kent Publishing Company, 1985
 Buku Teks
Macleride, Sean
Aneka suara, satu dunia: menuju orde informasi dan komunikasi dunia yang baru dan efisien
Balai Pustaka, 1983
 Buku Teks
Haynes, W. Warren (William Warren), 1921-1972
MANAGEMENT
PRENTOCE-HALL, Inc, Englewood Clifts, 1969
 Buku Teks
Fitagerald, Hiram E
Developmental psychology
0, 1982
 Buku Teks
Five years that shook the world
Westview Press, 1991
 Buku Teks