Alternative wastewater treatment low-cost small systems, research and development : proceedings of the conference held at Oslo, Norway, September 7-10, 1981 sponsored by University of Washington ... [et al.] edited by Arild Schanke Eikum and Robert W. Seabloom - Dordrecht, Holland D. Reidel c1982 - x, 350 p. ill. 25 cm. - Water science and technology library .


Sewage disposal, Rural

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