Water resources abstracts  [computer file]. 

 - Norwood, MA :  SilverPlatter Information 
 - computer laser optical discs ;  4 3/4 in. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Periodicals--Abstracts.<br/>Water--Periodicals--Indexes.<br/>Water resources development--Abstracts.<br/>Aquatic sciences--Abstracts.