Bolt, B. A. (1993). Earthquakes and Geological Discovery. Scientific American Library.
Cita Chicago Style (17a ed.)Bolt, Bruce A. Earthquakes and Geological Discovery. New York: Scientific American Library, 1993.
Cita MLA (9a ed.)Bolt, Bruce A. Earthquakes and Geological Discovery. Scientific American Library, 1993.
Precaución: Estas citas no son 100% exactas.