00413cam a2200145ua 4500020002600000041001000026082001800036100003300054245010300087250001200190260003700202300001200239365001100251504000500262  a81-203-1883-8c225.00  aengh  a628.4bCHE/BI  aCheremisinoff, Nicholar.P  .  aBiotechnology for waste and waste-water treatment / cP.Nicholar Cherimisinoff.hTextual Documents  a1 / b.  a : bPrentice Hall Inc , c2001.  a231 ; .  a225.00  a