Cita APA (7th ed.)

Sweeney, L. B., & Meadows, D. (1995). The systems thinking playbook. Chelsea Green Publishing.

Cita Chicago (17th ed.)

Sweeney, Linda Booth, i Dennis Meadows. The Systems Thinking Playbook. White River Junction: Chelsea Green Publishing, 1995.

Cita MLA (9th ed.)

Sweeney, Linda Booth, i Dennis Meadows. The Systems Thinking Playbook. Chelsea Green Publishing, 1995.