APA (7th ed.) Citation

Hartman, W. K. (1978). Astronomy: The Cosmic Journey - William K. Hartman. Wadsworth Publishing Co.

Chicago Style (17th ed.) Citation

Hartman, William K. Astronomy: The Cosmic Journey - William K. Hartman. Wadsworth Publishing Co, 1978.

MLA (8th ed.) Citation

Hartman, William K. Astronomy: The Cosmic Journey - William K. Hartman. Wadsworth Publishing Co, 1978.

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