APA-Zitierstil (7. Ausg.)

Rothfels, M. (1998). Wild travelers: Migratory wildlife shared by Canada, the United States, and Mexico = Les grands voyageurs = Viajeros silvestres. Canadian Wildlife Service, Environment Canada.

Chicago-Zitierstil (17. Ausg.)

Rothfels, Mary. Wild Travelers: Migratory Wildlife Shared by Canada, the United States, and Mexico = Les Grands Voyageurs = Viajeros Silvestres. Ottawa, Ontario: Canadian Wildlife Service, Environment Canada, 1998.

MLA-Zitierstil (9. Ausg.)

Rothfels, Mary. Wild Travelers: Migratory Wildlife Shared by Canada, the United States, and Mexico = Les Grands Voyageurs = Viajeros Silvestres. Canadian Wildlife Service, Environment Canada, 1998.