Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.