Pembina Perusahaan Industri Rakjat.  Industrial Technical Center. 

 - [Djakarta,  Departemen Perindustrian Rakjat, Kantor Penjuluhan Perindustrian,  1961?] 
 - 14 p.  21 cm. 
<br/><br/> In Indonesian. 
<br/><br/><label>LCCN: </label>sa 67000124  
<br/><br/><label>LC Class. No.: </label>T27.I5  / A5