Lua APA (7ú heag.)
Pasachoff, J. M. (1993). Astronomy: From the earth to the universe (4th ed.). HBJ.
Lua i Stíl Chicago (17ú heag.)
Pasachoff, Jay M. Astronomy: From the Earth to the Universe. 4th ed. Fort Worth: HBJ, 1993.
Lua MLA (9ú heag.)
Pasachoff, Jay M. Astronomy: From the Earth to the Universe. 4th ed. HBJ, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.