IBM. <br/><br/>
IBM System/360 operating system :   Fortran IV [G and H] programmer's guide 

 - 2a. ed 
 - New York :   IBM,   1969. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CONTROL AUTOMATICO. INGENIERIA
<br/><br/><label>Universal Decimal Class. No.: </label>681.5