Cita APA (7a ed.)

Wetmore, A. (1953). Further Additions to the Birds of Panama and Colombia. Smithsonian Institution.

Cita Chicago Style (17a ed.)

Wetmore, Alexander. Further Additions to the Birds of Panama and Colombia. Washington: Smithsonian Institution, 1953.

Cita MLA (9a ed.)

Wetmore, Alexander. Further Additions to the Birds of Panama and Colombia. Smithsonian Institution, 1953.