Sanitation and water supply practical lessons from the decade.

Sonraí bibleagrafaíochta
Príomhchruthaitheoir: Cairncross, Sandy
Formáid: LEABHAR
Teanga:English
Foilsithe / Cruthaithe: Washington, D.C. UNDP-World Bank Water and Sanitation Program 1992.
Sraith:Water and sanitation discussion paper series no. 9
Ábhair: