Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

Weinberg, Gerald M. An Introduction to General Systems Thinking. New York [etc.]: John Wiley & Sons, 1975.

Cita MLA (9a ed.)

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