Cita APA (7a ed.)

Hughes, T. (1998). Birthday letters. Farrar, Straus, Giroux.

Cita Chicago Style (17a ed.)

Hughes, Ted. Birthday Letters. New York: Farrar, Straus, Giroux, 1998.

Cita MLA (9a ed.)

Hughes, Ted. Birthday Letters. Farrar, Straus, Giroux, 1998.