Davis, E. J.  1922- <br/><br/>
Experimental marketing / 
E. J. Davis. 
 - London :  Nelson,  1970. 
 - x, 186 p. :  ill. 
<br/><br/>Bibliography: p. 183-184. 
<br/><br/><label>ISBN: </label>0177611014 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing research