The ventilated improved double-pit latrine a construction manual for Botswana

The ventilated improved double-pit latrine a construction manual for Botswana

Detalhes bibliográficos
Autor principal: van Nostrand, John
Formato: Livro
Idioma:English
Publicado em: Washington, D.C. IBRD/World Bank c1983
coleção:TAG technical note no.3
Assuntos:
Privies > Botswana > Design and construction > Handbooks, manuals, etc.