APA (7th ed.) Citation

Clark, J. (2000). Extraordinary encounters: An encyclopedia of extraterrestrials and otherworldly beings. ABC-CLIO.

Chicago Style (17th ed.) Citation

Clark, Jerome. Extraordinary Encounters: An Encyclopedia of Extraterrestrials and Otherworldly Beings. Santa Barbara, Calif.: ABC-CLIO, 2000.

MLA (9th ed.) Citation

Clark, Jerome. Extraordinary Encounters: An Encyclopedia of Extraterrestrials and Otherworldly Beings. ABC-CLIO, 2000.