Cita APA (7a ed.)

Bertman, J. C., & Watts, S. (2017). The unbreakable code (First edition.). Henry Holt and Company.

Cita Chicago Style (17a ed.)

Bertman, Jennifer Chambliss, y Sarah Watts. The Unbreakable Code. First edition. New York: Henry Holt and Company, 2017.

Cita MLA (8a ed.)

Bertman, Jennifer Chambliss, y Sarah Watts. The Unbreakable Code. First edition. Henry Holt and Company, 2017.

Precaución: Estas citas no son 100% exactas.