Landon, B. (2002). Science fiction after 1900: From the steam man to the stars (1. Routledge paperback ed.). Routledge.
Lua i Stíl Chicago (17ú heag.)Landon, Brooks. Science Fiction After 1900: From the Steam Man to the Stars. 1. Routledge paperback ed. New York [u.a.]: Routledge, 2002.
Lua MLA (8ú heag.)Landon, Brooks. Science Fiction After 1900: From the Steam Man to the Stars. 1. Routledge paperback ed. Routledge, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.