ULLMANN,John E <br/><br/>
Theory and Problems of Quantitative methods in management 

 - New york.  McGraw-Hall Book Co.  1987 
 - (8),358p;i 
<br/><br/><label>ISBN: </label>0-07-065742-4 
<br/><br/><label>Dewey Class. No.: </label>657.046