Burnham, R. (1978). Burnham's celestial handbook: An observer's guide to the Universe beyond the solar system , 3v. (Rev. and enl. ed.). Dover Publications.
Chicago Style aipamenaBurnham, Robert. Burnham's Celestial Handbook: An Observer's Guide to the Universe Beyond the Solar System , 3v. Rev. and enl. ed. New York: Dover Publications, 1978.
MLA aipamenaBurnham, Robert. Burnham's Celestial Handbook: An Observer's Guide to the Universe Beyond the Solar System , 3v. Rev. and enl. ed. Dover Publications, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.