Cita APA (7a ed.)

Donaldson, S. R. (1983). The one tree. Ballantine Books.

Cita Chicago Style (17a ed.)

Donaldson, Stephen R.. The One Tree. New York: Ballantine Books, 1983.

Cita MLA (9a ed.)

Donaldson, Stephen R.. The One Tree. Ballantine Books, 1983.