Stapledon, O. (1968). Last and first men, & Star maker: Two science-fiction novels. Dover Publications.
Lua i Stíl Chicago (17ú heag.)Stapledon, Olaf. Last and First Men, & Star Maker: Two Science-fiction Novels. New York,: Dover Publications, 1968.
Lua MLA (8ú heag.)Stapledon, Olaf. Last and First Men, & Star Maker: Two Science-fiction Novels. Dover Publications, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.