Cita APA (7a ed.)

Benko, K., & Sousa, D. (2019). Secret in the stone. Bloomsbury Children's Books.

Cita Chicago Style (17a ed.)

Benko, Kamilla, y Diana Sousa. Secret in the Stone. New York: Bloomsbury Children's Books, 2019.

Cita MLA (8a ed.)

Benko, Kamilla, y Diana Sousa. Secret in the Stone. Bloomsbury Children's Books, 2019.

Precaución: Estas citas no son 100% exactas.