Cita APA (7a ed.)

Morgan, K. (2014). Day 21 (First edition.). Little, Brown and Company.

Cita Chicago Style (17a ed.)

Morgan, Kass. Day 21. First edition. New York: Little, Brown and Company, 2014.

Cita MLA (8a ed.)

Morgan, Kass. Day 21. First edition. Little, Brown and Company, 2014.

Precaución: Estas citas no son 100% exactas.