Sushil ed. <br/><br/>
System dynamics 

 - New Delhi  Wiley eastern  1993 
 - x,457 p.  Include appendix & Index 
<br/><br/><label>ISBN: </label>81-224-0513-4 
<br/><br/><label>Dewey Class. No.: </label>7:(D6,77)ObX:8 N3