Cita APA (7a ed.)

Kauffman, D. L. (1980). Systems One:An Introduction to systems thinking: The innovative Learning Series. Future Systems.

Cita Chicago Style (17a ed.)

Kauffman, Draper L. Systems One:An Introduction to Systems Thinking: The Innovative Learning Series. USA: Future Systems, 1980.

Cita MLA (9a ed.)

Kauffman, Draper L. Systems One:An Introduction to Systems Thinking: The Innovative Learning Series. Future Systems, 1980.