Simmons, I.G. <br/><br/>
Changing the face of the earth-culture, environment, history 
I.G. Simmons. 
 - New York  Basil Blackwell  1989 
 - xiii, 487p., ill.; 25cm. 
<br/><br/><label>ISBN: </label>0-631-16351-4. 
<br/><br/><label>Dewey Class. No.: </label>304.2  / S46C