Nelson-Jones, Richard
Human relating skills
Harcourt, Brace & World, 1996
 Buku Teks
Seleebey, Dennis
Human Behavior and Social Environments a biopsychosocial approach
Columbia University Press, 2001
 Buku Teks
Koprowska, Juliet
Communication and interpersonal skills in social work
Learning, Matters, 2005
 Buku Teks
Koprowska, Juliet
Communication and interpersonal skills in social work
Learning Matters, 2007
 Buku Teks
Social skills : the study of real of skills vol. 4 / edited by W.T. Singleton
MTP Press , 1983
 Buku Teks