UFOs explainedPhilip J. Klass1975·369 pages·about 6–8 hours·2 editions1975first published1975Random House · 369 pages · ENGISBN 97803944921551976Vintage Books · 438 pages · ENGISBN 9780394721064Neutral·Standard readAdd to Library▾Your copyAnalyzing several UFO cases, the author exposes the myth of extraterrestrial visitors to earth.How do you feel?PickReport a problem with this book