Dumont, Raymond A., author
Business communications
Little, Brown, 1985
 Buku Teks
Woolcott, Lysbeth A., author
Komunikasi bisnis untuk sekretaris = Communication for business and scretarial students
Erlangga, 1990
 Buku Teks
Wilson, Kevin, author
AMA handbook of business writing: the ultimate guide to style, grammar, usage, punctuation, construction, and formatting
American Management Association, 2010
 eBooks
Webster's guide to business correspondence
Merriam-Webster, Inc., 1988
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Lesikar, Raymond V. (Raymond Vincent), author
Basic business communication : skills for empowering the internet generation
McGraw-Hill/Irwin , 2002
 Buku Teks
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