Citazione Stile APA (7a Edizione)

Tanner, O., & Graves, E. (1977). Beavers and Other Pond Dwellers: Wild, Wild World of Animals. Time - Life Films.

Citazione stile Chigago Style (17a edizione)

Tanner, Ogden, e Eleanor Graves. Beavers and Other Pond Dwellers: Wild, Wild World of Animals. [New York]: Time - Life Films, 1977.

Citatione MLA (9a ed.)

Tanner, Ogden, e Eleanor Graves. Beavers and Other Pond Dwellers: Wild, Wild World of Animals. Time - Life Films, 1977.