Cita APA (7th ed.)

Altman, J., & Goldberg, S. (1990). Dear Bronx Zoo. Macmillan.

Cita Chicago (17th ed.)

Altman, Joyce, i Sue Goldberg. Dear Bronx Zoo. New York: Macmillan, 1990.

Cita MLA (9th ed.)

Altman, Joyce, i Sue Goldberg. Dear Bronx Zoo. Macmillan, 1990.