Operational research '78 :  proceedings of the eighth IFORS, International Conference on Operational Research, Toronto, Canada, june 19-23, 1978 /  Libro 
edited by K.B. Haley. 
 - Amsterdam :  North-Holland,  1979. 
 - xxvi, 1114 p. ;  23 cm. 
<br/><br/> Catalogación preliminar. 
<br/><br/><br/>Texto en inglés. 
<br/><br/><label>ISBN: </label>0444852301.