WHO/UNICEF Joint Water Supply and Sanitation Monitoring Programme & ebrary, Inc. (2005). Water for life: Making it happen. World Health Organization : UNICEF.
Cita Chicago (17th ed.)WHO/UNICEF Joint Water Supply and Sanitation Monitoring Programme i Inc ebrary. Water for Life: Making It Happen. Geneva: World Health Organization : UNICEF, 2005.
Cita MLA (9th ed.)WHO/UNICEF Joint Water Supply and Sanitation Monitoring Programme i Inc ebrary. Water for Life: Making It Happen. World Health Organization : UNICEF, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.