Cita APA (7th ed.)

Gallant, R. A. (1991). Earth's vanishing forests. Macmillan.

Cita Chicago (17th ed.)

Gallant, Roy A. Earth's Vanishing Forests. New York: Macmillan, 1991.

Cita MLA (9th ed.)

Gallant, Roy A. Earth's Vanishing Forests. Macmillan, 1991.