Record Citations

APA (7th ed.) Citation
Hawking, L., Hawking, S., Galfard, C., & Parsons, G. (2007). George's secret key to the universe (1st U.S. ed.). Simon & Schuster Books for Young Readers.
Chicago Style (17th ed.) Citation
Hawking, Lucy, Stephen Hawking, Christophe Galfard, and Garry Parsons. George's Secret Key to the Universe. 1st U.S. ed. New York: Simon & Schuster Books for Young Readers, 2007.
MLA (9th ed.) Citation
Hawking, Lucy, et al. George's Secret Key to the Universe. 1st U.S. ed. Simon & Schuster Books for Young Readers, 2007.
Warning: These citations may not always be 100% accurate.