APA (7th ed.) Citation

(2017). Astronomy: A comprehensive study. Larsen & keller.

Chicago Style (17th ed.) Citation

Astronomy: A Comprehensive Study. New york: Larsen & keller, 2017.

MLA (9th ed.) Citation

Astronomy: A Comprehensive Study. Larsen & keller, 2017.

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