1. Challenge for the 21st century: Making water everybody's business;Cosgrove;Sustain. Dev. Int.,2000
2. Blue Covenant: The Global Water Crisis and the Coming Battle for the Right to Water;Barlow,2009
3. Last Call at the Oasis: The Global Water Crisis and Where We Go from Here,2012
4. Last Oasis: Facing Water Scarcity;Postel,1992
5. Water in Crisis: A Guide to the World's Fresh Water Resources;Gleick,1993