THOBURN, T <br/><br/>
Macmillan English 

 - New York,  Macmillan,  1970. 
 - vii, 552p.: ill.; graph, map, picture, table.  Index.  25cm. 
<br/><br/><label>ISBN: </label>0-02-240080-X 
<br/><br/><label>Dewey Class. No.: </label>425 THO