Preffer, Fred M. <br/><br/>
Pollutional problems and research needs for an oil shale industry / 
by Fred M. Preffer 
 - Washington :  U.S. G.P.O.,  1974 
 - v, 36 p. :  ill. ;  28 cm. 
 - Environmental Protection Technology Series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oil
<br/><br/><label>Dewey Class. No.: </label>363.7382