APA (7th ed.) Citation

Kaler, J., & Wilson, G. (2003). Astronomy i: Earth, sky and planets (Unabridged.). Recorded Books Inc..

Chicago Style (17th ed.) Citation

Kaler, James, and George Wilson. Astronomy I: Earth, Sky and Planets. Unabridged. Prince Frederick: Recorded Books Inc., 2003.

MLA (8th ed.) Citation

Kaler, James, and George Wilson. Astronomy I: Earth, Sky and Planets. Unabridged. Recorded Books Inc., 2003.

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