00915nam a2200265 a 4500 9780815512141 (hardback) NUST NUST MAIN TD433 TRO Troyan, Jerrold J., author. Treatment of microbial contaminants in potable water supplies : technologies and costs/ Jerrold J Troyan & Sigurd P Hansen. New Jersey (U.S.A) : Noyes Data Corporation, 1989. xv, 335 pages : illustrations ; 25 cm. text txt rdacontent unmediated n rdamedia volume nc rdacarrier Drinking water Purification. Microbial contamination. Hansen, Sigurd P., author. .b10415919 09-03-22 09-03-22 20230123141234.0 BOOKS TD433 TRO 170074 170074 2023-01-23 00:00:00 0 TD433 TRO 92004051198 80.00 2023-01-23 BOOKS 0 LCC 0 0 NFIC 0 MAIN MAIN GEN 2023-01-23 80.00