APA-referens (7:e uppl.)

Carkhuff, R. R. (1976). The skills of teaching: Interpersonal skills. Human Resorces Development..

Chicago-referens (17:e uppl.)

Carkhuff, Robert R. The Skills of Teaching: Interpersonal Skills. Massachuusetts: Human Resorces Development., 1976.

MLA-referens (9:e uppl.)

Carkhuff, Robert R. The Skills of Teaching: Interpersonal Skills. Human Resorces Development., 1976.