Siemens Nicolai <br/><br/>
Operations research: Planning, operating and information systems 

 -  1973 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>21332 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B28930X, L3;1