David J. Sumanth <br/><br/>
Productivity engineering & management 

 -  London  Mcgraw Hill  1985 
 - 547 p  PB 
<br/><br/><br/>En 
<br/><br/><label>Subjects--Personal Names: </label><br/>Marketing
<br/><br/><label>Dewey Class. No.: </label>658.5  / SUM