TY - BOOK T1 - Ventilated improved pit latrines Zimbabwean brick designs T2 - TAG discussion paper A1 - Morgan, Peter R A2 - Mara, D. Duncan 1944- (David Duncan) LA - English PP - Washington, D.C. PB - World Bank YR - 1985 UL - https://tuklas.up.edu.ph/Record/UP-99796217605502291 OP - 47 CN - TH 4975 M67 1985 KW - Outhouses. ER -