Proceedings workshop on research and development needs for water supply and sanitation decade : 1981-1991 : Nagpur november 21-22, 1979
Sundaresan, B.B.
Proceedings workshop on research and development needs for water supply and sanitation decade : 1981-1991 : Nagpur november 21-22, 1979 - Nagpur ; National Environmental Engineering Research Institute - 107p.
70
Engineering
Sanitary Engineering
Water Supply
628.1 / SUN
Proceedings workshop on research and development needs for water supply and sanitation decade : 1981-1991 : Nagpur november 21-22, 1979 - Nagpur ; National Environmental Engineering Research Institute - 107p.
70
Engineering
Sanitary Engineering
Water Supply
628.1 / SUN