Knights, A.J. <br/><br/>
Ages of Tertiary formations in northwest Peru 

 - Tulsa, OK  American Association of Petroleum Geologists   mayo 1956 
 - pp. 1028-1031  ilus. 
<br/><br/><label>ISSN: </label>0149-1448 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ESTRATIGRAFÍA<br/>GEOCRONOLOGIA<br/>TERCIARIO
<br/><br/><label>Subjects--Geographic Terms: </label><br/>CABO BLANCO<br/>PERU<br/>PIURA<br/>TALARA