Cita APA (7a ed.)

Ford, J. K. B., & Ellis, G. (1999). Transients: Mammal-hunting killer whales of British Columbia, Washington, and southeastern Alaska. UBC Press.

Cita Chicago Style (17a ed.)

Ford, John Kenneth Baker, y Graeme Ellis. Transients: Mammal-hunting Killer Whales of British Columbia, Washington, and Southeastern Alaska. Vancouver [B.C.]: UBC Press, 1999.

Cita MLA (9a ed.)

Ford, John Kenneth Baker, y Graeme Ellis. Transients: Mammal-hunting Killer Whales of British Columbia, Washington, and Southeastern Alaska. UBC Press, 1999.