Industrial activity and economic geography :  a study of the forces behind the geographical location of productive activity in manufacturing industry/ 
R. C. Estall & R. Ogilvie Buchanan 
 - London :  Hutchinson,  1968 
 - 208p. 
<br/><br/><label>ISBN: </label>09-061061-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic geography
<br/><br/><label>Dewey Class. No.: </label>338.6042  / Es83