Ring William R <br/><br/>
Quantitative analysis for marketing management 
by Ring William R 
 -  1967 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>75830 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operational research
<br/><br/><label>Dewey Class. No.: </label>X:51, K73;1  TTB28