Citazione Stile APA (7a Edizione)

Gilbert, R., & Hoepper, B. (2011). Teaching society and environment (4th ed.). Cengage Learning.

Citazione stile Chigago Style (17a edizione)

Gilbert, Rob, e Brian Hoepper. Teaching Society and Environment. 4th ed. South Melbourne, Va: Cengage Learning, 2011.

Citatione MLA (9a ed.)

Gilbert, Rob, e Brian Hoepper. Teaching Society and Environment. 4th ed. Cengage Learning, 2011.