Cita APA (7th ed.)

Eyre, S. R. (1971). World vegetation types. Columbia University Press.

Cita Chicago (17th ed.)

Eyre, S. R. World Vegetation Types. New York: Columbia University Press, 1971.

Cita MLA (8th ed.)

Eyre, S. R. World Vegetation Types. Columbia University Press, 1971.