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

Podrobná bibliografie
Hlavní autor:	van Nostrand, John
Médium:	Kniha
Jazyk:	English
Vydáno:	Washington, D.C. IBRD/World Bank c1983
Edice:	TAG technical note no.3
Témata:	Privies > Botswana > Design and construction > Handbooks, manuals, etc.