Cita APA (7a ed.)

Purser, A. (2010). Threats at three. Berkley Prime Crime.

Cita Chicago Style (17a ed.)

Purser, Ann. Threats at Three. New York: Berkley Prime Crime, 2010.

Cita MLA (8a ed.)

Purser, Ann. Threats at Three. Berkley Prime Crime, 2010.

Precaución: Estas citas no son 100% exactas.