Duckworth, W. E. <br/><br/>
Guide to operational research 
by W. E. Duckworth, A.E. Gear and A. G. Lockett 
 - London  Chapman and Hall  1977 
 - ix, 205p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research
<br/><br/><label>Dewey Class. No.: </label>I552 D858