00976cam a22002895a 4500001000700000003000800007005001700015008004100032015001600073020001500089035001100104040002700115041001600142055002300158082001600181100001900197245006300216260006500279300002900344490001900373500004600392500009800438504004100536650002500577710005500602830002900657392965BD-DhUL20150114150637.0860116s1985    onca     b   f000 0 eng d  aC87-71139-3  a0889364389  a392965  aCANbengcCANdBD-DhUL0 aengbfrespa 0aCOP.CA.2.1985-319104a621.64bYAL1 aYau, Goh Sing.10aLaboratory and field testing of handpumps /cGoh Sing Yau.  aOttawa :bInternational Development Research Centre,cc1985.  a138 p. :bill. ;c25 cm.1 aIDRC-TS ;v51e  aIncludes abstracts in French and Spanish.  aIssued also in French under title: Essais en laboratoire et sur le terrain des pompes a main.  aIncludes bibliographical references. 0aHand pumpsxTesting.2 aInternational Development Research Centre (Canada) 0aIDRC-TS (Series) ;v51e.