@book{12854,
	author = {World Health Organization. Regional Office for Europe. and Water Research Centre (U.K.).},
	title = {Disinfection of rural and small-community water supplies : a manual for design and operation.},
	publisher = {Water Research Centre,},
	year = {1989.},
	address = {Buckinghamshire : },
	note = {Published by the Water Research Centre on behalf of the World Health Organization Regional Office for Europe.}
}