Citazione Stile APA (7a Edizione)

Anderson, V., & Johnson, L. (1997). Systems thinking basics: From concepts to causal loops. Pegasus Communications.

Citazione stile Chigago Style (17a edizione)

Anderson, Virginia, e Lauren Johnson. Systems Thinking Basics: From Concepts to Causal Loops. Waltham: Pegasus Communications, 1997.

Citatione MLA (9a ed.)

Anderson, Virginia, e Lauren Johnson. Systems Thinking Basics: From Concepts to Causal Loops. Pegasus Communications, 1997.