Liniger, Haspeter. <br/><br/>
Endagered water: a Global overview of degradation, conflicts and strategies for improvement. 

 - Switzerland    CDE  1995 
<br/><br/><label>ISBN: </label>978 3 906290 96 4 
<br/><br/><label>Dewey Class. No.: </label>833 91 LIN