Cita APA (7th ed.)

Canadian Wildlife Service & Brown, R. G. B. (1975). Atlas of eastern Canadian seabirds. Canadian Wildlife Service.

Cita Chicago (17th ed.)

Canadian Wildlife Service i Richard G. B. Brown. Atlas of Eastern Canadian Seabirds. Ottawa: Canadian Wildlife Service, 1975.

Cita MLA (8th ed.)

Canadian Wildlife Service i Richard G. B. Brown. Atlas of Eastern Canadian Seabirds. Canadian Wildlife Service, 1975.