Flint, R. F. (1977). Physical geology. John Wiley.
Cita Chicago Style (17a ed.)Flint, Richard Foster. Physical Geology. New York: John Wiley, 1977.
Cita MLA (9a ed.)Flint, Richard Foster. Physical Geology. John Wiley, 1977.
Precaución: Estas citas no son 100% exactas.