Harper, W. M. <br/><br/>
Operational research  [Books]. 
W. M. Harper and H. C. Lim. 
 - 2nd ed 
 - London  English Language Book Society / Pitman.  1982 
 - Pages: 310 
<br/><br/><label>ISBN: </label>0712115439  0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Operations research.
<br/><br/><label>Dewey Class. No.: </label>T/57.6  / HAR