APA (7th ed.) Citation

Gilliard, E. T. (1951). New Guinea's paradise of birds. National Geographic Society.

Chicago Style (17th ed.) Citation

Gilliard, E. THomas. New Guinea's Paradise of Birds. Washington, D.C.: National Geographic Society, 1951.

MLA (9th ed.) Citation

Gilliard, E. THomas. New Guinea's Paradise of Birds. National Geographic Society, 1951.