Newell, Norman D. <br/><br/>
Upper Paleozoic of Peru 

 - New York; Michigan  University Service Bureau, Columbia University  mayo 1949 
 - 241 p., 39 láminas  ilus. 
 - Geological Society of America. Memoir  n.58 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>ESTRATIGRAFÍA<br/>PALEONTOLOGÍA<br/>PALEOZOICO
<br/><br/><label>Subjects--Geographic Terms: </label><br/>PERU
<br/><br/><label>Universal Decimal Class. No.: </label>P/551.73/N49