Schrefer, E., & Barber, N. (2015). Immortal guardians: Spirit animals: fall of the beasts series, book 1 (Unabridged.). Scholastic Audio.
Cita Chicago Style (17a ed.)Schrefer, Eliot, y Nicola Barber. Immortal Guardians: Spirit Animals: Fall of the Beasts Series, Book 1. Unabridged. New York City: Scholastic Audio, 2015.
Cita MLA (8a ed.)Schrefer, Eliot, y Nicola Barber. Immortal Guardians: Spirit Animals: Fall of the Beasts Series, Book 1. Unabridged. Scholastic Audio, 2015.
Precaución: Estas citas no son 100% exactas.