Cita APA

Seuss, D. 1. (1988). Green eggs and ham. New York: Random House.

Citación estilo Chicago

Seuss, Dr. 1904-1991. Green Eggs and Ham. New York: Random House, 1988.

Cita MLA

Seuss, Dr. 1904-1991. Green Eggs and Ham. New York: Random House, 1988.