Chorley, R. J. (1984). Geomorphology. Methuen.
Cita Chicago (17th ed.)Chorley, Richard J. Geomorphology. New York: Methuen, 1984.
Cita MLA (9th ed.)Chorley, Richard J. Geomorphology. Methuen, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.