Cita APA

Vankat, J. L. (1979). The natural vegetation of North America: An introduction. Wiley.

Citación estilo Chicago

Vankat, John L. The Natural Vegetation of North America: An Introduction. New York: Wiley, 1979.

Cita MLA

Vankat, John L. The Natural Vegetation of North America: An Introduction. New York: Wiley, 1979.