APA (7th ed.) Citation

Butzer, K. W. (1976). Geomorphology from the earth. Harper & Row.

Chicago Style (17th ed.) Citation

Butzer, Karl W. Geomorphology from the Earth. New York [u.a.]: Harper & Row, 1976.

MLA (9th ed.) Citation

Butzer, Karl W. Geomorphology from the Earth. Harper & Row, 1976.