Citazione Stile APA (7a Edizione)

Varat, J. D., Cohen, W., & Amar, V. D. (2009). Constitutional law: Cases and materials (Thirteenth edition.). Foundation Press.

Citazione stile Chigago Style (17a edizione)

Varat, Jonathan D., William Cohen, e Vikram D. Amar. Constitutional Law: Cases and Materials. Thirteenth edition. New York: Foundation Press, 2009.

Citatione MLA (9a ed.)

Varat, Jonathan D., et al. Constitutional Law: Cases and Materials. Thirteenth edition. Foundation Press, 2009.