APA (7th ed.) Citation

O'brien, J. (2003). Enter the hero. Pocket Books.

Chicago Style (17th ed.) Citation

O'brien, Judith. Enter the Hero. New York: Pocket Books, 2003.

MLA (8th ed.) Citation

O'brien, Judith. Enter the Hero. Pocket Books, 2003.

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