Schaaf,Fred. (2007). The 50 best sights in astronomy and how to see them: Observing eclipses,bright comets,meteor showers and other celestial wonders. John Wiley & Sons,Inc.
Chicago Style (17th ed.) CitationSchaaf,Fred. The 50 Best Sights in Astronomy and How to See Them: Observing Eclipses,bright Comets,meteor Showers and Other Celestial Wonders. Canada: John Wiley & Sons,Inc, 2007.
MLA (9th ed.) CitationSchaaf,Fred. The 50 Best Sights in Astronomy and How to See Them: Observing Eclipses,bright Comets,meteor Showers and Other Celestial Wonders. John Wiley & Sons,Inc, 2007.
Warning: These citations may not always be 100% accurate.