Cita APA (7a ed.)

Seuss, D., Fancher, L., & Johnson, S. (1996). My many colored days. Knopf : Distributed by Random House.

Cita Chicago Style (17a ed.)

Seuss, Dr, Lou Fancher, y Steve Johnson. My Many Colored Days. New York: Knopf : Distributed by Random House, 1996.

Cita MLA (8a ed.)

Seuss, Dr, et al. My Many Colored Days. Knopf : Distributed by Random House, 1996.