SHEFFIELD, Charles <br/><br/>
Man on Earth:- How Civilization and Technology Changed the Face of the World 

 - New York  Macmillan Publishing Company  1983 
 - 156p. 
<br/><br/><label>ISBN: </label>0026101009 
<br/><br/><label>LC Class. No.: </label>QB630  / .S54