Harwood, E. C.,  1900- [from old catalog] <br/><br/>
Useful economics / 
by E. C. Harwood ; American Institute for Economic Research. 
 -  American Institute for Economic Research,  [c1956]. 
 - 128 p. :  diagrs. ;  23 cm. 
 - Unknown 
<br/><br/><label>LCCN: </label>57000210  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.<br/>Industries.
<br/><br/><label>Subjects--Index Terms: </label>ეკონომიკა ეკონომიკური კვლევა 
<br/><br/><label>LC Class. No.: </label>HB171  / .U8 
<br/><br/><label>Universal Decimal Class. No.: </label>33