Bok, B. J. (1958). The astronomer's universe. Melbourne University Press on behalf of Australian National University.
Lua i Stíl Chicago (17ú heag.)Bok, Bart J. The Astronomer's Universe. [Carlton]: Melbourne University Press on behalf of Australian National University, 1958.
Lua MLA (8ú heag.)Bok, Bart J. The Astronomer's Universe. Melbourne University Press on behalf of Australian National University, 1958.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.