APA citiranje

National Geography Society. (1990). The emerald realm: Earth's precious rain forests. National Geographic Society.

Chicago Style (17th ed.) Citation

National Geography Society. The Emerald Realm: Earth's Precious Rain Forests. Washington: National Geographic Society, 1990.

MLA citiranje

National Geography Society. The Emerald Realm: Earth's Precious Rain Forests. National Geographic Society, 1990.