Plattner, Francis B.
Improve your communication and speaking skills
American Society for Training and Development Press, 1997
 eBooks
Andrews, Patricia Hayes
Communication for business and the professions
Waveland, 1986
 Buku Teks
Orey, Maureen
Communication skills training
ATD Press, 2015
 Buku Teks
McIntosh, Perry
Interpersonal communication skills in the workplace
[American Management Association;, ], 2008
 eBooks
Lesikar, Raymond Vincent
Basic business communication : skills for empowering the internet generation
McGraw-Hill/Irwin , 2002
 Buku Teks