Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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