APA (7th ed.) Citation

Arny, T. T. (1994). Explorations: An introduction to astronomy. Mosby.

Chicago Style (17th ed.) Citation

Arny, Thomas T. Explorations: An Introduction to Astronomy. St. Louis: Mosby, 1994.

MLA (9th ed.) Citation

Arny, Thomas T. Explorations: An Introduction to Astronomy. Mosby, 1994.