00568nam a22001577a 4500 110110t xxu||||| |||| 00| 0 eng d 3528020210 363.61 Heber, Gabriele. 14223 Simple methods for the treatment of drinking water./ by Gabriele Heber. Lengerich: Friedr: 1985. 79p., ill.; Water treatment. 14225 ddc BK 7769 7769 0 0 ddc 0 0 NFIC HQ HQ GEN 2011-01-10 D 1500.00 363.61 HEB 0014413 2011-01-10 00:00:00 2000.00 2011-01-10 BK