TY - BOOK ED - Symposium on Problems in Water Treatment, Central Public Health Engineering Research Institute ED - Central Public Health Engineering Research Institute (India) TI - Problems in water treatment,: symposia proceedings AV - TD430 .S9 1964 U1 - 628.16 PY - 1965///] CY - Nagpur PB - Central Public Health Engineering Research Institute KW - Water KW - Purification KW - Congresses N1 - Sponsored by the Central Public Health Engineering Research Institute, in collaboration with the Nagpur Centre of the Institution of Engineers (India) and the Public Health Engineering Division of the Institution of Engineers (India); Includes bibliographies ER -