International directory of published market research 
/ The British Overseas Trade Board 
 - 3rd ed.  
 - London:   The British Overseas Trade Board,   1979 
 - 491p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industries
<br/><br/><label>Subjects--Index Terms: </label>Market research 
<br/><br/><label>Universal Decimal Class. No.: </label>R 658.8.012(058.7)  / L9