008980000a22002770004500 PH-MaWHO 20241108112446.0 92-4-156318-4 978-92-4-156318-5 WA 675 2006HE Geneva : World Health Organization, 2006. World Health Organization. 662339 World Plumbing Council. 662340 Health aspects of plumbing. 129p. http://whqlibdoc.who.int/publications/2006/9241563184_eng.pdf (File size : 1687 KB) Published jointly by the World Plumbing Council. eng Water supply 360161 Water treatment 650040 Waste disposal, Fluid 359978 Sanitary engineering 309625 Guidelines 648758 HSE MONO 2017 retain Mark 09-05-2018 10:03:20 10874 10874 0 0 0 0 WPRO WPRO 2021-05-23 0 WA 675 2006HE 10874 2024-01-24 00:00:00 2021-05-23 MONO