Subsurface contamination by immiscible fluids  : proceedings of the, Calgary, Canada, 18-20 April 1990 
/ edited K.U. Weyer  
 - Netherlands  Brookfield, VT  1992 
 - xiii, 572 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Groundwater-Pollution-Congresses
<br/><br/><label>Dewey Class. No.: </label>628.52  / INT