Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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