Harper, William Massie. <br/><br/>
Operational research / 
W. M. Harper, H. C. Lim. 
 - London :  Macdonald and Evans,  1975. 
 - xv, 301 p. :  ill. ;  19 cm. 
 - The M & E handbook series .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. vi-vii. 
<br/><br/><label>ISBN: </label>0712115145 :  £2.25 
<br/><br/><label>LCCN: </label>75331449  
<br/><br/><label>Nat. Bib. No.: </label>GB75-21628 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research.
<br/><br/><label>LC Class. No.: </label>HD20.5  / .H366 
<br/><br/><label>Dewey Class. No.: </label>658.4034  / W O