Gordon Geoffrey <br/><br/>
System simulation. 
Gordon Geoffrey 
 - 2 
 -  1978 
 - xii,324p.  cm. 
<br/><br/><label>Standard No.: </label>91657 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B2895, L8