Sharma D D <br/><br/>
Marketing research : principles applications and cases 

 - New Delhi  Sultan Chand And Sons  1988 
 - xvi,462p. 
<br/><br/><label>ISBN: </label>8170140722 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Advertising research<br/>Ethics -- Marketing research<br/>Marketing research<br/>Product research<br/>Sales control research