Gert modeling and simulation :   fundamentals and applications /  
Laurence J Moore, Edward R. Clayton 
 - 1a.ed. 
 - New York :  Petrocelli/Charter,  1976 
 - 227 p. :    tab. ; fig. ;    24 cm 
<br/><br/><label>ISBN: </label>884053288 
<br/><br/><label>LC Class. No.: </label> / M 63 
<br/><br/><label>Universal Decimal Class. No.: </label>658.4'032