Bailey, Edward P.
Writing & speaking at work: a practical guide for business communication
Prentice-Hall, 2002
 Buku Teks SO
Beck, Charles E.
Managerial communication
Prentice-Hall, 1999
 Buku Teks SO
Roebuck, Deborah Britt
Communication strategies for today's managerial leader
Business Expert Press, 2012
 Buku Teks SO
Ewald, Helen Rothschild
Business communication
Prentice-Hall International, 1997
 Buku Teks
Locker, Kitty O.
Business and administrative communication
Irwin, 1995
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