Cita APA (7a ed.)

Obama, B. (2020). A promised land (First edition.). Crown.

Cita Chicago Style (17a ed.)

Obama, Barack. A Promised Land. First edition. New York: Crown, 2020.

Cita MLA (8a ed.)

Obama, Barack. A Promised Land. First edition. Crown, 2020.

Precaución: Estas citas no son 100% exactas.