Adam, J.H., author
Longman dictionary of business English
York Press, 1989
 Buku Referensi
Malkoc, Anna Maria, author
Letter writing for social and business correspondence intermediate level : buku pelengkap belajar bahasa inggris untuk keterampilan menulis dilengkapi aneka model surat
Gramedia Pustaka Utama, 1995
 Buku Teks
Goddard, Ken, author
Informative writing : your practical guide to effective communication
The Bath Press, 1995
 Buku Teks
Sweeney, Simon, author
English for business communication : a short course consisting of five modules : cultural diversity and socialising, telephoning, presentations, meetings and negotiations
Cambridge university press, 2010
 Buku Teks
Rathbone, Robert R., author
Communication Technical Information: A New Guide to Current Uses and Abuses in Scientific and Engineering Writing
Addison-Wesley Publishing Company, 1985
 Buku Teks
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