APA (7th ed.) Citation

Westfahl, G. (2000). Space and beyond: The frontier theme in science fiction. Greenwood Press.

Chicago Style (17th ed.) Citation

Westfahl, Gary. Space and Beyond: The Frontier Theme in Science Fiction. Westport, Conn.: Greenwood Press, 2000.

MLA (9th ed.) Citation

Westfahl, Gary. Space and Beyond: The Frontier Theme in Science Fiction. Greenwood Press, 2000.

Warning: These citations may not always be 100% accurate.