TY - GEN TI - Design of municipal wastewater treatment plants vol.II : chapters 13-20 SN - 0943244854 PY - 1991/// CY - Alexandria PB - Water Environment Federation KW - SEWAGE KW - SEWAGE SLUDGE KW - SEWAGE TREATMENT KW - SEWAGE TREATMENT-SLUDGE DISPOSAL KW - WASTEWATER TREATMENT N1 - ASCE manual and report on enghineering practice no.76 ER -