Sayre, A. P. (1994). Tropical Rain Forest. New York: Twenty-First Century Books.
Citación estilo ChicagoSayre, April Pulley. Tropical Rain Forest. New York: Twenty-First Century Books, 1994.
Cita MLASayre, April Pulley. Tropical Rain Forest. New York: Twenty-First Century Books, 1994.
Precaución: Estas citas no son 100% exactas.