Cita APA (7th ed.)

Say, A. (1991). Tree of cranes. Houghton Mifflin.

Cita Chicago (17th ed.)

Say, Allen. Tree of Cranes. Boston: Houghton Mifflin, 1991.

Cita MLA (8th ed.)

Say, Allen. Tree of Cranes. Houghton Mifflin, 1991.