Gaya APA

Riordan, R., Rocco, J. (2015). Magnus Chase and The Gods of Asgard Series Book 1 : The Sword of Summer (edisi 1). New York: Disneybooks.com.

Gaya MLA

Riordan, Rick., Rocco, Jhon. "Magnus Chase and The Gods of Asgard Series Book 1 : The Sword of Summer". edisi 1 New York: Disneybooks.com, 2015. Text.