Proceedings of the 33ed industrial waste conference / May 9, 10 and 11, 1978 Purdue University, West Lafayette, Indiana - Michigan: Ann Arbore Science, 1979 - xi, 1028p. ISBN: 0250402769 Subjects--Topical Terms: Science Subjects--Index Terms: Factory and trade waste Universal Decimal Class. No.: 628.54(082.2) / L9