Yen T F Ed. <br/><br/>
Geochemical biomarkers 

 - Switzerland  Harwood Academic Publishers         1988 
 - 438p.  cm. 
<br/><br/><label>ISBN: </label>3718604833 
<br/><br/><label>Standard No.: </label>2892 
<br/><br/><label>Source: </label> Channel,  Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Organic Geochemistry<br/>Geology
<br/><br/><label>Dewey Class. No.: </label>H:(E5), M8