APA (7th ed.) Citation

HARTMANN, W. K. Astronomy: The cosmic journey. Wadsworth Publishing Company, Inc.

Chicago Style (17th ed.) Citation

HARTMANN, William K. Astronomy: The Cosmic Journey. Wadsworth Publishing Company, Inc.

MLA (8th ed.) Citation

HARTMANN, William K. Astronomy: The Cosmic Journey. Wadsworth Publishing Company, Inc.

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