APA-referens (7:e uppl.)

Weiberg, G. M. (1975). An introduction to general systems thinking. Wiley.

Chicago-referens (17:e uppl.)

Weiberg, Gerald M. An Introduction to General Systems Thinking. New York: Wiley, 1975.

MLA-referens (9:e uppl.)

Weiberg, Gerald M. An Introduction to General Systems Thinking. Wiley, 1975.