APA (7th ed.) Citation

(1992). UFO Encounters: Sightings, visitations, and investigations. Publications International, Ltd..

Chicago Style (17th ed.) Citation

UFO Encounters: Sightings, Visitations, and Investigations. Illinios: Publications International, Ltd., 1992.

MLA (9th ed.) Citation

UFO Encounters: Sightings, Visitations, and Investigations. Publications International, Ltd., 1992.

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