Thatcher, William Sutherland,  1888- <br/><br/>
Economic geography / 
by W. S. Thatcher 
 - 3rd ed. 
 - London :  English Universities Press,  1968 
 - xii, 242 p. ;  19 cm. 
<br/><br/>Bibliography : p. 226-231 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic geography