APA-referens (7:e uppl.)
Bolton, R. (1979). People skills: How to assert yourself, listen to others, and resolve conflicts (1st Touchstone ed.). Simon & Schuster.
Chicago-referens (17:e uppl.)
Bolton, Robert. People Skills: How to Assert Yourself, Listen to Others, and Resolve Conflicts. 1st Touchstone ed. New York: Simon & Schuster, 1979.
MLA-referens (9:e uppl.)
Bolton, Robert. People Skills: How to Assert Yourself, Listen to Others, and Resolve Conflicts. 1st Touchstone ed. Simon & Schuster, 1979.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.