APA (7th ed.) Citation

Henry, C. (2013). Black heart (Ace mass-market edition.). Ace Books.

Chicago Style (17th ed.) Citation

Henry, Christina. Black Heart. Ace mass-market edition. New York: Ace Books, 2013.

MLA (9th ed.) Citation

Henry, Christina. Black Heart. Ace mass-market edition. Ace Books, 2013.

Warning: These citations may not always be 100% accurate.