Noticiero CORCO. 

 - Ponce, P.R.  Commonwealth Oil Refining Co.  1975- 
 - volumes :  illustrations (black and white) ;  28 cm.  
<br/><br/><label>Subjects--Corporate Names: </label><br/>CORCO Industries.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oil industries--Puerto Rico.--Periodicals
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Periodicals.