Djanasz, Suzanne C. De
Interpersonal skills in organizations
McGraw Hil , 2012
 Buku Teks
McIntosh, Perry
Interpersonal communication skills in the workplace
[American Management Association;, ], 2008
 eBooks
Guirdham, Maureen
Interpersonal skills at work
Prentice-Hall, 1996
 Buku Teks
Koprowska, Juliet
Communication and interpersonal skills in social work
Learning Matters, 2007
 Buku Teks
Koprowska, Juliet
Communication and interpersonal skills in social work
Learning, Matters, 2005
 Buku Teks