Cita APA (7th ed.)

Silverstein, S. (2006). The giving tree. HarperCollinsPublishers.

Cita Chicago (17th ed.)

Silverstein, Shel. The Giving Tree. New York: HarperCollinsPublishers, 2006.

Cita MLA (8th ed.)

Silverstein, Shel. The Giving Tree. HarperCollinsPublishers, 2006.