System analysis techniques / 
ed. by J. Daniel Couger and Robert W. Knapp. 
 - New York :  J. Wiley,  1974. 
 - 509 p. :  il. 
<br/><br/><label>ISBN: </label>0471177350 
<br/><br/><label>Encabezamiento--Tema: </label><br/>ANALISIS DE SISTEMAS