APA (7th ed.) Citation

Freeman, M., & Smith, C. B. (2007). The trouble with twins (First edition.). Holiday House.

Chicago Style (17th ed.) Citation

Freeman, Martha, and Cat Bowman Smith. The Trouble with Twins. First edition. New York: Holiday House, 2007.

MLA (9th ed.) Citation

Freeman, Martha, and Cat Bowman Smith. The Trouble with Twins. First edition. Holiday House, 2007.