Cita APA (7a ed.)

Riley, J. (2013). Twice upon a time (1st Aladdin pbk. ed.). Aladdin.

Cita Chicago Style (17a ed.)

Riley, James. Twice upon a Time. 1st Aladdin pbk. ed. New York: Aladdin, 2013.

Cita MLA (8a ed.)

Riley, James. Twice upon a Time. 1st Aladdin pbk. ed. Aladdin, 2013.

Precaución: Estas citas no son 100% exactas.