00000caa a22000003a 4500 UP-1685594773861923973 Buklod 20130709095721.0 g||| | || || ta 130709s xx d r |||| u| (iLib)UPBAG-00010826864 KTRC-Serials Beech, Hannah. Jack Sim a toilet expert's campaign for better sanitation in the developing world could save countless lives by Hannah Beech, 2008. p. 76. World Toilet Organization(Organization) Toilets Environmental aspects Developing countries. Time Oct. 6, 2008 v. 172 : no. 13. Analytics