Kummel,Bernhard <br/><br/>
History of the earth  an introduction to historical geology.2.ed. 

 - 2.ed. 
 - San Francisco - EEUU  Freeman,W.H.  1961 
 - 707p.  26CM 
 - A series of books in geology   .
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label>--Geologia historica--Gilluly,J.--Estratigrafia--Estratos--<br/>Geologia