Cita APA (7a ed.)

Spradlin, M. P. (2016). The enemy above (1st ed., July 2016.). Scholastic Press.

Cita Chicago Style (17a ed.)

Spradlin, Michael P. The Enemy Above. 1st ed., July 2016. New York: Scholastic Press, 2016.

Cita MLA (8a ed.)

Spradlin, Michael P. The Enemy Above. 1st ed., July 2016. Scholastic Press, 2016.

Precaución: Estas citas no son 100% exactas.