Luck, David Johnston. <br/><br/>
Marketing research 
/ by David J. Luck, Hugh G. Wales and Donald A. Taylor. 
 - 4th ed. 
 - Englewood Cliffs, N.J.  Prentice-Hall  1974 
 - viii, 470 p. illus. 24 cm. 
<br/><br/>Bibliography: p. 453-462. 
<br/><br/><label>ISBN: </label>0135575958 
<br/><br/><label>LCCN: </label>74-003347 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing research