Nagrath/I.J/ Gopal/M  <br/><br/>
System:Modelling and analysis 

 - New Delhi  Tata Mc Graw hill  1992 
 - 647 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>modelling
<br/><br/><label>Dewey Class. No.: </label>621.3811  / NAG