Sorgenfrei,Theodor(ed.) <br/><br/>
Contributions to discussions 

 - 
 - Copenhagen - DINA  Berlingske Bogtrykkeri  1960 
 -  23cm 
 - Congreso Geologico Internacional,21º.Copenhagen,1960   v.27 .
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label>--Congresos--Geologia--<br/>Geologia