APA (7th ed.) Citation

Levy, D. H., & Bridges, G. (1997). Stars & planets. Time-Life Books.

Chicago Style (17th ed.) Citation

Levy, David H., and Gregory Bridges. Stars & Planets. [Alexandria, Va.]: Time-Life Books, 1997.

MLA (9th ed.) Citation

Levy, David H., and Gregory Bridges. Stars & Planets. Time-Life Books, 1997.