Harbury, Colin. <br/><br/>
Descriptive economics / 
Colin Harbury. 
 - 6th ed. 
 - London :  Pitman,  1981. 
 - xi, 286 p. :  ill., maps ;  23 cm. 
<br/><br/> Previous ed.: 1976.  Includes index. 
<br/><br/><label>ISBN: </label>0273017330 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.