1.
 |  | Title: Water Quality International '94 Part 7: Groundwater Contamination, Environmental Restoration and Diffuse Source Pollution by D. Ballay, T. Asano, R. Bhamidimarri, K.K. Chin, A.G. Dahlberg, W.O.K. Grabow, S. Ohgaki, K. Zotter, A. Milburn, E.J. Izod ISBN: 0080426174 Publisher: Pergamon Press Pub. Date: 01 February, 1995 List Price: $22.01 Amazon.com Price: $77.00 |
2.
 |  | Title: Water Quality International '94: Anaerobic Digestion, Sludge Management, Appropriate Technologies by D. Ballay, T. Asano, R. Bhamidimarri, K.K. Chin, A.G. Dahlberg, W.O.K. Grabow, S. Ohgaki, K. Zotter, A. Milburn, E.J. Izod ISBN: 0080426298 Publisher: Elsevier Science Ltd Pub. Date: 01 October, 1995 List Price: $22.01 Amazon.com Price: $22.01 |
3.
 |  | Title: Water Quality International '94 Part 2: Watermatex '94 - Systems Analysis and Computing in Water Quality Management by D. Ballay, T. Asano, R. Bhamidimarri, K.K. Chin, A.G. Dahlber, A.G. Dahlberg, W.O.K. Grabow, S. Ohgaki, E.J. Zotter, A. Milburn ISBN: 0080425488 Publisher: Elsevier Science Pub Co Pub. Date: 01 December, 1994 List Price: $112.50 Amazon.com Price: $112.50 |
4.
 |  | Title: Water Quality International '94 Part 9: Special Applications and Emerging Technologies by D. Ballay, T. Asano, R. Bhamidimarri, K.K. Chin, A.G. Dahlberg, S. Ohgaki, K. Zotter, A. Milburn, E.J. Izod, P.T. Nagle ISBN: 0080426301 Publisher: Pergamon Press Pub. Date: 01 March, 1995 List Price: $22.01 Amazon.com Price: $128.50 |