Ellsberger, Jan et.al. <br/><br/>
SDL Formal object-oriented language for communicating systems   
by Jan Ellsberger et.al. 
 - London  P-H  1997 
 - ix, 312p 
<br/><br/><label>ISBN: </label>0136213847 
<br/><br/><label>Dewey Class. No.: </label>005.133  / N9711