APA (7th ed.) Citation

Marrs, J. (1997). Alien agenda: Investigating the extraterrestrial presence among us. HarperCollinsPublishers.

Chicago Style (17th ed.) Citation

Marrs, Jim. Alien Agenda: Investigating the Extraterrestrial Presence Among Us. New York: HarperCollinsPublishers, 1997.

MLA (9th ed.) Citation

Marrs, Jim. Alien Agenda: Investigating the Extraterrestrial Presence Among Us. HarperCollinsPublishers, 1997.

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