Robert Sheaffer

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Bad UFOs: Critical Thinking About UFO Claims $18.95 from $10.68	UFO Sightings: The Evidence $29.99 from $18.14
Resentment Against Achievement $35.86 from $12.08	Ten Methods of the Heavenly Dragon from $8.33
The Making of the Messiah $22.81 from $18.82	Psychic Vibrations: Skeptical Giggles from the Skeptical Inquirer from $2.99
The Ufo Verdict: Examining the Evidence from $8.39	Ten Methods of the Heavenly Dragon by Robert Sheaffer (2012-12-15) $38.26 from $28.66
Taxonomía de los visitantes extraterrestres 1 (Obras completas de Martin S. Kottmeyer) (Spanish Edition) from $16.25	VEREDICTO OVNI from $17.61