Baird, John W.
Business communication : strategies and solutions
McGraw-Hill, 1983
 Buku Teks
Angell, Pamela
Business communication design : creativity, strategies, and solutions / Pamela A. Angell
McGraw-Hill Irwin, 2007
 Buku Teks
Quible, Zone K.
Business Communication
Prentice Hall International,inc, 1996
 Buku Teks
Quible, Zone K.
Business Communication
Prentice Hall International,inc, 1996
 Koleksi Publik
Ewald, Helen Rothschild
Business communication
Prentice Hall International, 1997
 Buku Teks