

@booklet {1686,
	title = {Water treatment and pathogen control: Process efficiency in achieving safe drinking water},
	year = {2004},
	pages = {112},
	publisher = {WHO. IWA http://www.who.int/water_sanitation_health/dwq/9241562552/en/ Last accessed July 2015.},
	type = {Electronic Book},
	author = {LeChevallier, M. W. and Au, K-K.}
}
