APA (7th ed.) Citation

Westfahl, G. (1996). Cosmic engineers: A study of hard science fiction (1. publ.). Greenwood Press.

Chicago Style (17th ed.) Citation

Westfahl, Gary. Cosmic Engineers: A Study of Hard Science Fiction. 1. publ. Westport, Conn. [u.a.]: Greenwood Press, 1996.

MLA (9th ed.) Citation

Westfahl, Gary. Cosmic Engineers: A Study of Hard Science Fiction. 1. publ. Greenwood Press, 1996.