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

Detalles Bibliográficos
Autor principal:	van Nostrand, John
Formato:	Libro
Lenguaje:	English
Publicado:	Washington, D.C. IBRD/World Bank c1983
Colección:	TAG technical note no.3
Materias:	Privies > Botswana > Design and construction > Handbooks, manuals, etc.