@article{452433, author = {Hendry, Allan.}, url = {http://library.usi.edu/record/452433}, title = {The UFO handbook : a guide to investigating, evaluating, and reporting UFO sightings /}, publisher = {Doubleday,}, abstract = {An explanation of the usual reasons for confusing IFOs (identified flying objects) with UFOs and a survey of the tools used to investigate reported UFO sightings.}, recid = {452433}, pages = {xiii, 297 p. :}, address = {Garden City, N.Y. :}, year = {1979}, }