APA (7th ed.) Citation

Carl, J. (2011). The chocolate castle clue: A chocoholic mystery. Obsidian.

Chicago Style (17th ed.) Citation

Carl, JoAnna. The Chocolate Castle Clue: A Chocoholic Mystery. New York: Obsidian, 2011.

MLA (8th ed.) Citation

Carl, JoAnna. The Chocolate Castle Clue: A Chocoholic Mystery. Obsidian, 2011.

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