Why a pit latrine a manual for extension workers and latrine builders

Detaylı Bibliyografya
Yazar:	Mate, Joseph
Materyal Türü:	Kitap
Dil:	English
Baskı/Yayın Bilgisi:	Zambia Piped Supplies for Small Communities (PSSC) Project Zambia 1991.
Konular:	Outhouses > Handbooks, manual etc. Toilets > Handbooks, manual etc.