TY - BOOK AU - Benefield, Larry D. AU - Randall, Clifford W. TI - Biological process design for wastewater treatment SN - 013076406 U1 - 628.3 PY - 1980/// CY - Englewood cliffs PB - Prentice- Hall Inc, Englewood KW - Civil Engineering KW - Sewage KW - Sewage disposal plants ER -