Não informado. Publications of the Allegheny Observatory of the University of Pittsburgh. University of Pittsburgh.
Lua i Stíl Chicago (17ú heag.)Não informado. Publications of the Allegheny Observatory of the University of Pittsburgh. Lancaster, Pa: University of Pittsburgh.
Lua MLA (8ú heag.)Não informado. Publications of the Allegheny Observatory of the University of Pittsburgh. University of Pittsburgh.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.