REISIG,WOLFGANG <br/><br/>
PRIMER IN PETRI NET DESIGN 

 - BERLIN  SV  1992 
 -  120 
 - SPRINGER COMPASS INTERNATIONAL .
<br/><br/> BR-1122 
<br/><br/><label>ISBN: </label>NCST  68 
<br/><br/><label>Dewey Class. No.: </label>466