Municipal and rural sanitation
Ehlers, Victor M.
Municipal and rural sanitation Victor M. Ehlers, Ernest W. Steel - New York : McGraw-Hill Book Company, 1965. - xiv, 663 p. ; 20 cm.
Includes index.
Sanitary engineering
Public health
Sanitation
Rural health
628 EHL.S
Municipal and rural sanitation Victor M. Ehlers, Ernest W. Steel - New York : McGraw-Hill Book Company, 1965. - xiv, 663 p. ; 20 cm.
Includes index.
Sanitary engineering
Public health
Sanitation
Rural health
628 EHL.S