Tirion, W. (1981). Sky atlas 2000.0: 26 star charts, covering both hemispheres (Deluxe edition.). Cambridge, Massachusetts: Sky Publishing Corporation.
Chicago Style CitationTirion, Wil. Sky Atlas 2000.0: 26 Star Charts, Covering Both Hemispheres. Deluxe edition. Cambridge, Massachusetts: Sky Publishing Corporation, 1981.
MLA CitationTirion, Wil. Sky Atlas 2000.0: 26 Star Charts, Covering Both Hemispheres. Deluxe edition. Cambridge, Massachusetts: Sky Publishing Corporation, 1981.
Warning: These citations may not always be 100% accurate.