Appleyard, Bryan <br/><br/>
Aliens: why they are here 

 - New York:  Scribner,  2005 
 - 336 p 
<br/><br/><label>ISBN: </label>9780743256865 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human-alien encounters
<br/><br/><label>Dewey Class. No.: </label>576.839 APP