Progress in Operations Research / 
Edt. by R.L. Ackoff. 
 - New York ;  London :  John Wiley & Sons, Inc.,  1961. 
 - vol. 
<br/><br/>Includes Bibliography and Indexes. 
<br/><br/> vol. 1 (1961, 505 p.) vol. 2 (1964, 455 p.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations Research