Cita APA (7th ed.)

Viorst, J., & Chorao, K. (1988). The good-bye book. Atheneum.

Cita Chicago (17th ed.)

Viorst, Judith, i Kay Chorao. The Good-bye Book. New York: Atheneum, 1988.

Cita MLA (8th ed.)

Viorst, Judith, i Kay Chorao. The Good-bye Book. Atheneum, 1988.