French, S. <br/><br/>
OPERATIONAL research techniques / 
[by] S.French...[et al.] 
 - London  Edward Arnold  1991 
 - viii, 266 p. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>713135573 
<br/><br/><label>Dewey Class. No.: </label>3  / OPE