Cita APA (7a ed.)

Allard, H., & Marshall, J. (1978). The Stupids have a ball. Houghton Mifflin.

Cita Chicago Style (17a ed.)

Allard, Harry, y James Marshall. The Stupids Have a Ball. Boston: Houghton Mifflin, 1978.

Cita MLA (8a ed.)

Allard, Harry, y James Marshall. The Stupids Have a Ball. Houghton Mifflin, 1978.

Precaución: Estas citas no son 100% exactas.