International directory of published market research / 
compiled by the British Overseas Trade board ; in association with Arlington Management Publications Ltd 
 - 4 ed 
 - London :  Oxford University press,  1980 
 - 500 p. ;  21 cm. 
<br/><br/><label>ISBN: </label>0906616018 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ricerche di mercato - Bibliografia
<br/><br/><label>Subjects--Index Terms: </label>Bibliografia Ricerche di mercato