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 - McGlashan, J. E. (Oxford : Pergamon Press, 1983)
1
Keywords: Sewage sludge -- Congresses