APA (7th ed.) Citation

(1981). Science fiction: Alien encounter (1. print.). Salem.

Chicago Style (17th ed.) Citation

Science Fiction: Alien Encounter. 1. print. Pasadena, Calif: Salem, 1981.

MLA (9th ed.) Citation

Science Fiction: Alien Encounter. 1. print. Salem, 1981.

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