Long, G. (1990). Examining the earthlight theory: The Yakima UFO microcosm. J. Allen Hynek Center for UFO Studies.
Chicago Style (17th ed.) CitationLong, Greg. Examining the Earthlight Theory: The Yakima UFO Microcosm. Chicago, IL: J. Allen Hynek Center for UFO Studies, 1990.
MLA (8th ed.) CitationLong, Greg. Examining the Earthlight Theory: The Yakima UFO Microcosm. J. Allen Hynek Center for UFO Studies, 1990.
Warning: These citations may not always be 100% accurate.