Landon, B. (2002). Science fiction after 1900: From the steam man to the stars (1. Routledge paperback ed.). Routledge.
Chicago-viite (17. p.)Landon, Brooks. Science Fiction After 1900: From the Steam Man to the Stars. 1. Routledge paperback ed. New York [u.a.]: Routledge, 2002.
MLA-viite (8. p.)Landon, Brooks. Science Fiction After 1900: From the Steam Man to the Stars. 1. Routledge paperback ed. Routledge, 2002.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.