Barnes, C. W. (1980). Earth, time, and life: An introduction to geology. John Wiley.
Style de citation Chicago (17e éd.)Barnes, Charles W. Earth, Time, and Life: An Introduction to Geology. New York:: John Wiley, 1980.
Style de citation MLA (9e éd.)Barnes, Charles W. Earth, Time, and Life: An Introduction to Geology. John Wiley, 1980.
Attention : ces citations peuvent ne pas être correctes à 100%.