Yen T F <br/><br/>
Science and technology of oil shale 
Yen T F 
 -  1976 
 - 226p.  cm. 
<br/><br/><label>Standard No.: </label>47425 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Metamorphism<br/>Geology
<br/><br/><label>Dewey Class. No.: </label>H23, L61