Episodes 

 - Ottawa, Canada  International Union of Geological Sciences  1978 
<br/><br/> UKM: v.1 (1967)-, judul asal'geological newsletter'. 
<br/><br/><label>ISSN: </label>0705-3797 
 = Episodes Episodes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Periodicals