Hasil-hasil. 

 - [Gresik? :  1966?] 
 - 29 l. :  33 cm. 
<br/><br/> Cover title. 
<br/><br/><label>LCCN: </label>sa 68014592  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cement--Congresses.
<br/><br/><label>LC Class. No.: </label>TA434  / .S53 1966b