Burrough P.A. & McDonnell <br/><br/>
Principles of Geographical Information Systems, 2nd Ed.  Textual Documents  
Burrough P.A. & McDonnell 
 - 2nd ED 
 -  oxford University Press  2014 
 - 333 
<br/><br/><label>ISBN: </label>978-0-19-922862-1   
<br/><br/><label>Dewey Class. No.: </label>621