Cash, M. M. (2003). What makes the seasons? Viking.
Cita Chicago Style (17a ed.)Cash, Megan Montague. What Makes the Seasons? New York: Viking, 2003.
Cita MLA (8a ed.)Cash, Megan Montague. What Makes the Seasons? Viking, 2003.
Precaución: Estas citas no son 100% exactas.