UNITED Nations Educational,Scientific and cultural Organizat <br/><br/>
Guidelines on the study of seawater intrusion into rivers 
/[by] UNESCO; edited by H. van der Tuin 
 - Paris  UNESCO  1991 
 - 138 p. 
<br/><br/> Includes references and appendixes. 
<br/><br/><label>ISBN: </label>9231027654 
<br/><br/><label>Dewey Class. No.: </label>551.49  / VAN