Cita APA

Ripley, S. D. 1., & Bond, G. M. (1971). Systematic notes on a collection of birds from Kenya. Washington: Smithsonian Institution Press.

Citación estilo Chicago

Ripley, Sidney Dillon 1913-2001, y Gorman M. Bond. Systematic Notes On a Collection of Birds From Kenya. Washington: Smithsonian Institution Press, 1971.

Cita MLA

Ripley, Sidney Dillon 1913-2001, y Gorman M. Bond. Systematic Notes On a Collection of Birds From Kenya. Washington: Smithsonian Institution Press, 1971.