APA (7th ed.) Citation

National Geographic Society, Washington, D.C, WQED (Television station : Pittsburgh, Pa.), Jampel, B., Kane, D. B., & Skinner, T. (1981). Gorilla [videorecording]. The Society.

Chicago Style (17th ed.) Citation

National Geographic Society, Washington, D.C, Pa.) WQED (Television station : Pittsburgh, Barbara Jampel, Dennis B. Kane, and Thomas Skinner. Gorilla [videorecording]. [Washington, D.C.]: The Society, 1981.

MLA (9th ed.) Citation

National Geographic Society, Washington, D.C, et al. Gorilla [videorecording]. The Society, 1981.