Rural water supply and sanitation
Wright, Forrest B.
Rural water supply and sanitation - New York : Wiley, 1949 (c.1939) - 288 p. : ilus.
52829
Agua--Abastecimiento rural.
Alcantarillado rural.
628.7 / W75
Rural water supply and sanitation - New York : Wiley, 1949 (c.1939) - 288 p. : ilus.
52829
Agua--Abastecimiento rural.
Alcantarillado rural.
628.7 / W75
