APA (7th ed.) Citation

William K. Hartmann. (1978). Astronomy: The cosmic journey. Wadsworth Pub. Co., Belmont.

Chicago Style (17th ed.) Citation

William K. Hartmann. Astronomy: The Cosmic Journey. California: Wadsworth Pub. Co., Belmont, 1978.

MLA (9th ed.) Citation

William K. Hartmann. Astronomy: The Cosmic Journey. Wadsworth Pub. Co., Belmont, 1978.

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