TY - BOOK AU - McGlashan,J.E. TI - Modern trends in sludge management : proceedings of a seminar held in Pretoria, Republic of South Africa, 5-6 April, 1982 one of four post-conference seminars held concurrently in Pretoria after the 11th IAWPRC Biennial Conference, Cape Town, 29 March-2 Ap PY - 1983/// CY - Oxford PB - Pergamon Press KW - Sewage sludge KW - Congresses ER -