, A., & Hester...[et.al.], J. (2002). 21 st Century Astronomy. W.W.Norton & Company,Inc.
Chicago Style (17th ed.) Citation, Astronomy, and Jeff Hester...[et.al.]. 21 St Century Astronomy. W.W.Norton & Company,Inc, 2002.
MLA (8th ed.) Citation, Astronomy, and Jeff Hester...[et.al.]. 21 St Century Astronomy. W.W.Norton & Company,Inc, 2002.
Warning: These citations may not always be 100% accurate.