Howells, G. <br/><br/>
Acid ranin and acid waters  G. Howells. 

 - London  Ellis Horwood  1990 
 - 215p., 21cm. 
<br/><br/><label>ISBN: </label>0-13-004797-x. 
<br/><br/><label>Dewey Class. No.: </label>363.7394,  / H86A