Lyell, C. (2001). The Student's elements of geology. Electric Book Co..
Cita Chicago Style (17a ed.)Lyell, Charles. The Student's Elements of Geology. London: Electric Book Co., 2001.
Cita MLA (8a ed.)Lyell, Charles. The Student's Elements of Geology. Electric Book Co., 2001.
Precaución: Estas citas no son 100% exactas.