APA (7th ed.) Citation

National Geographic Society (U.S.) & National Geographic Video (Firm). (1998). America's endangered species: Don't say good-bye. National Geographic Video.

Chicago Style (17th ed.) Citation

National Geographic Society (U.S.) and National Geographic Video (Firm). America's Endangered Species: Don't Say Good-bye. Washington, D.C.: National Geographic Video, 1998.

MLA (9th ed.) Citation

National Geographic Society (U.S.) and National Geographic Video (Firm). America's Endangered Species: Don't Say Good-bye. National Geographic Video, 1998.