Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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