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The Cryptopedia
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Jonathan Maberry, David F. Kramer
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Supernatural Agents
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Iikka Pyysiainen
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Beware the Clopper!
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John Bemelmans Marciano
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Roster of the Gods
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Robert B. Textor
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Fiends, Ghosts, and Sprites: Including an Account of the Origin and Nature of Belief in the Supernatural
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John Nettin Radcliffe
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Ghosts
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Mary Pope Osborne, Natalie Pope Boyce
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Ghosts, Hauntings and Possessions
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Hans Holzer
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Holy Ghosts
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David Schmidt
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Ghosts
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Sylvia Funston
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Haunting Experiences
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Diane Goldstein, Sylvia Grider, Jeannie Banks Thomas
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