GWINN, R. P. <br/><br/>
The New Encyclopaedia Britannia:  macropaedia (V 20 Geomorphic-Immunity) 
Robert P. Gwinn 
 - 15th ed. 
 - Chicago  Encyclopaedia Britannica, Inc.  1989 
 - (V 20) 849p.  ill.(some col.),maps,tables  
<br/><br/> Knowledge in depth 
<br/><br/><label>ISBN: </label>085229493X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENCYCLOPEDIAS AND DICTIONARIES 
<br/><br/><label>Dewey Class. No.: </label>REF 032  / GRn89