Easterbrook, D. J. (1993). Surface processes and landforms. Maxwell McMillan International.
Cita Chicago Style (17a ed.)Easterbrook, Don J. Surface Processes and Landforms. New York: Maxwell McMillan International, 1993.
Cita MLA (8a ed.)Easterbrook, Don J. Surface Processes and Landforms. Maxwell McMillan International, 1993.
Precaución: Estas citas no son 100% exactas.