Citazione Stile APA (7a Edizione)

Howard, C. G., & Summers, R. S. (1965). Law: Its nature, functions, and limits. Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Howard, Charles Gerard, e Robert S. Summers. Law: Its Nature, Functions, and Limits. Englewood Cliffs, N.J: Prentice-Hall, 1965.

Citatione MLA (9a ed.)

Howard, Charles Gerard, e Robert S. Summers. Law: Its Nature, Functions, and Limits. Prentice-Hall, 1965.