Quality of groundwater :  proceedings of an international symposium, Noordwijkerhout, the Netherlands, 23-27 March 1981 / 
edited by W. van Duijvenbooden, P. Glasbergen and H. van Lelyveld. 
 - Amsterdam :  Elsevier Science,  1981. 
 - 1128 p. :  ill. ;  25 cm. 
 - Studies in environmental science  17. .
<br/><br/><label>ISBN: </label>0444420223 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water quality--Congresses.<br/>Water, Underground--Congresses.