American Astronomical Society. (1993). The American Astronomical Society CD-ROM series. Washington, DC: American Astronomical Society.
Παραπομπή Chicago StyleAmerican Astronomical Society. The American Astronomical Society CD-ROM Series. Washington, DC: American Astronomical Society, 1993.
Παραπομπή MLAAmerican Astronomical Society. The American Astronomical Society CD-ROM Series. Washington, DC: American Astronomical Society, 1993.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.