UFOs
Abductions: How people come to believe they were abducted by aliens * (Susan A. Clancy)
Captured by Aliens * (Joel Achenbach)
Dark White (Jim Schnabel)
UFOs And Ufology * (Paul Devereux and Peter Brookesmith)
Mirage Men (Mark Pilkington)
UFOs: The Final Answer? (David Barclay)