Cita APA (7a ed.)
Richet, P. (2007). A natural history of time. University of Chicago Press.
Cita Chicago Style (17a ed.)
Richet, Pascal. A Natural History of Time. Chicago: University of Chicago Press, 2007.
Cita MLA (9a ed.)
Richet, Pascal. A Natural History of Time. University of Chicago Press, 2007.
Precaución: Estas citas no son 100% exactas.