Guidance manual on water supply and sanitation programmes - ( DFID ).
1998 // 356 pages // ISBN 0906055 58 X
1.6.Guidance manual on water supply and sanitation programmes - ( DFID ).#Books of reference#DFID#Water supply#Sanitation1.6.Guidance manual on water supply and sanitation programmes - ( DFID ).#Books of reference#DFID#Water supply#SanitationGuidelines for the development of small-scale rural water supply and sanitation projects - ( CRS ).
2005 // 52 pages // Dennis B. Warner, Carmela Green Abate. // ISBN 978 0 203 77214-0
1.5.Guidelines for the development of small-scale rural water supply and sanitation projects - ( CRS ).#Books of reference#CRS#Water supply#Sanitation