ANSI/ISO <br/><br/>
AMERICAN NATIONAL STANDARD PROGRAMMING LANGUAGE PL/I (ANSI/ISO) 

 - 1 
 - NEW YORK  ANSI  1976 
 -  403 
<br/><br/> BR-1052 
<br/><br/><label>ISBN: </label>NCST  276 
<br/><br/><label>Dewey Class. No.: </label>1135