The Science Fiction Encyclopedia

The Science Fiction Encyclopedia. Peter Nicholls, general ed. Garden City, NY: Doubleday, 1979.

Esp. useful for film, and S. F. themes, motifs, and sub genres. Includes entries on dystopias, generation starships, machines, technology, and utopias. References in the Wiki to S. F. Ency. are to this work.

Also, The Encyclopedia of Science Fiction. New York: St. Martin's Press, 1993. On line:.

RDE, Title, 7Aug19