Cita APA

Wetmore, A. 1. (1964). Song and garden birds of North America. Washington, D.C.: National Geographic Society.

Citación estilo Chicago

Wetmore, Alexander 1886-1978. Song and Garden Birds of North America. Washington, D.C.: National Geographic Society, 1964.

Cita MLA

Wetmore, Alexander 1886-1978. Song and Garden Birds of North America. Washington, D.C.: National Geographic Society, 1964.