Cita APA (7a ed.)

Guthrie, R. D. (1982). Mammals of the mammoth steppe as paleoenvironmental indicators. Academic Press.

Cita Chicago Style (17a ed.)

Guthrie, R. Dale. Mammals of the Mammoth Steppe as Paleoenvironmental Indicators. New York [etc.]: Academic Press, 1982.

Cita MLA (9a ed.)

Guthrie, R. Dale. Mammals of the Mammoth Steppe as Paleoenvironmental Indicators. Academic Press, 1982.