HARTMANN, W. K. Astronomy: The cosmic journey. Wadsworth Publishing Company, Inc.
Chicago Style (17th ed.) CitationHARTMANN, William K. Astronomy: The Cosmic Journey. Wadsworth Publishing Company, Inc.
MLA (8th ed.) CitationHARTMANN, William K. Astronomy: The Cosmic Journey. Wadsworth Publishing Company, Inc.
Warning: These citations may not always be 100% accurate.