1
The world's water. 2008-2009 : the biennial report on freshwater resources /
Book
Subject (ZB): ...water right...
2
The world's water. 2002-2003 : the biennial report on fresh water resources /
Book
Subject (ZB): ...water right...
3
Taschenbuch der Wasserwirtschaft : 170 Tabellen /
Book
Subject (ZB): ...water right...
Table of Contents 
4
The world's water. 2000-2001 : the biennial report on fresh water resources /
Book
Subject (ZB): ...water right...
5
Taschenbuch der Wasserwirtschaft /
Book
Subject (ZB): ...water right...