APA (7th ed.) Citation

Newcomb, S., & Holden, E. S. (1883). Astronomy. Henry Holt and Company.

Chicago Style (17th ed.) Citation

Newcomb, Simon, and Edward Singleton Holden. Astronomy. New York: Henry Holt and Company, 1883.

MLA (8th ed.) Citation

Newcomb, Simon, and Edward Singleton Holden. Astronomy. Henry Holt and Company, 1883.