Cita APA (7a ed.)
Snook, J. (2008). Ice age extinction: Cause and human consequences. Algora Pub..
Cita Chicago Style (17a ed.)
Snook, Jim. Ice Age Extinction: Cause and Human Consequences. New York: Algora Pub., 2008.
Cita MLA (9a ed.)
Snook, Jim. Ice Age Extinction: Cause and Human Consequences. Algora Pub., 2008.
Precaución: Estas citas no son 100% exactas.