Guidelines for the safe use of wastewater, excreta, and greywater
"The 3rd edition of the WHO "Guidelines for the safe use of wastewater, excreta and greywater" has been extensively updated to make account of new scientific evidence and contemporary approaches to risk management. The revised Guidelines reflect a strong focus on disease prevention and public health principles ..."--Back cover
Print Book, English, ©2006
World Health Organization, Geneva, ©2006