Fix, J. D. (2001). Astronomy: Journey to the cosmic frontier (2nd ed. updated.). McGraw Hill.
Chicago Style (17th ed.) CitationFix, John D. Astronomy: Journey to the Cosmic Frontier. 2nd ed. updated. Boston: McGraw Hill, 2001.
MLA (9th ed.) CitationFix, John D. Astronomy: Journey to the Cosmic Frontier. 2nd ed. updated. McGraw Hill, 2001.
Warning: These citations may not always be 100% accurate.