Cita APA (7a ed.)

Voigt, C., & Bruno, I. (2015). The book of secrets (First Yearling edition.). Yearling.

Cita Chicago Style (17a ed.)

Voigt, Cynthia, y Iacopo Bruno. The Book of Secrets. First Yearling edition. New York: Yearling, 2015.

Cita MLA (8a ed.)

Voigt, Cynthia, y Iacopo Bruno. The Book of Secrets. First Yearling edition. Yearling, 2015.

Precaución: Estas citas no son 100% exactas.