Goh Sing Yau2007-11-121985-04-012007-11-1219850-88936-438-9IDRC-TS51ehttp://hdl.handle.net/10625/7900Text1 digital file (138 p. : ill.)Application/pdfenPUMPSPLASTICSHAND TOOLSTESTINGMETHODOLOGYMATHEMATICAL MODELSPRODUCT DESIGNLABORATORIESFIELD RESEARCHCOMPUTER PROGRAMSLaboratory and field testing of handpumpsIDRC Book