Rural ventilated improved pit latrines: a field manual for Botswana
Nostrand, John Van
Rural ventilated improved pit latrines: a field manual for Botswana John Van Nostrand - Washington International Bank for Reconstruction and Development 1983 - 61p. ill 28cm.
Privies
Botswana,
Latrines,
Toilets
IRA TD775.N67
Rural ventilated improved pit latrines: a field manual for Botswana John Van Nostrand - Washington International Bank for Reconstruction and Development 1983 - 61p. ill 28cm.
Privies
Botswana,
Latrines,
Toilets
IRA TD775.N67