APA-referens (7:e uppl.)

Severin, F. T. (1965). Humanistic viewpoints in psychology (ed.). Mc Graw-Hill.

Chicago-referens (17:e uppl.)

Severin, Frank T. Humanistic Viewpoints in Psychology. ed. New York: Mc Graw-Hill, 1965.

MLA-referens (9:e uppl.)

Severin, Frank T. Humanistic Viewpoints in Psychology. ed. Mc Graw-Hill, 1965.