Cohen, Daniel. <br/><br/>
The world of UFOs / 
Daniel Cohen. 
 - Philadelphia :  Lippincott,  1978. 
 - 160 p. :  ill. 
<br/><br/>Includes bibliographical references. 
<br/><br/> A history of unidentified flying objects including accounts of several famous sightings. 
<br/><br/><label>ISBN: </label>0397317808 
<br/><br/><label>LCCN: </label>77011659 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Unidentified flying objects.
<br/><br/><label>Dewey Class. No.: </label>001.9