APA (7th ed.) Citation

Singh. (2013). Heart of obsidian (Jove mass-market ed.). Jove Books.

Chicago Style (17th ed.) Citation

Singh. Heart of Obsidian. Jove mass-market ed. New York: Jove Books, 2013.

MLA (8th ed.) Citation

Singh. Heart of Obsidian. Jove mass-market ed. Jove Books, 2013.