APA (7th ed.) Citation

Rappaport, D., & Tavares, M. (2012). Helen's big world: The life of Helen Keller. Disney/Hyperion Books.

Chicago Style (17th ed.) Citation

Rappaport, Doreen, and Matt Tavares. Helen's Big World: The Life of Helen Keller. New York: Disney/Hyperion Books, 2012.

MLA (9th ed.) Citation

Rappaport, Doreen, and Matt Tavares. Helen's Big World: The Life of Helen Keller. Disney/Hyperion Books, 2012.