00303n   a2200121 a 4500000002100000001000700021005001700028082001800045100001400063245005600077260003500133300001300168B B                 01559420220201183451.0  a363.7bN9 ECO  aMurty, MN  aEconomics of Water PollutionbThe Indian Experience  aDelhibOxford Universityc1999  axv,295p.