The Encyclopedia of Unsolved Mysteries, Colin and Damon Wilson, 1988 Contemporary Books, Inc.Strange & Unexplained Mysteries of the 20th Century, Jenny Randles, 1994 Sterling Publishing Company, Inc.Stranger Than Science, Frank Edwards, 1959 Lyle Stuart, Inc.The World's Greatest Mysteries, Joyce Robins, 1989 Hamlyn Publishing Group Ltd.
See Also:
 | General Article: Spontaneous Human Combustion |
