Simmons, I G. <br/><br/>
Changing the face of the earth /  
I G Simmons. 
 - 2nd ed /   . 
 - Oxford :   Blackwell Publishers ,   1996. 
 - xiv,464p. :   ills ;   23cm .  
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<br/><br/><label>ISBN: </label>0631199241  NULL 
<br/><br/><label>Subjects--Index Terms: </label>HUMAN ECOLOGY 
<br/><br/><label>Dewey Class. No.: </label>304.2  / SIM/C