Citazione Stile APA (7a Edizione)

Harris, S. (1990). You want proof? I'll give you proof!: More cartoons (1a. ed.). W.H. Freeman.

Citazione stile Chigago Style (17a edizione)

Harris, Sidney. You Want Proof? I'll Give You Proof!: More Cartoons. 1a. ed. Nueva York: W.H. Freeman, 1990.

Citatione MLA (9a ed.)

Harris, Sidney. You Want Proof? I'll Give You Proof!: More Cartoons. 1a. ed. W.H. Freeman, 1990.