00405nam a22001577a 450000500170000001000150001702000260003203500130005803700130007108200110008410000190009524500490011426000280016327000300019130000260022120100813104517.0  aENG-100165  a9788190869300c100.00  aEN-83697  bDBAD/PUB  a363.73  aA. Manimegalai  aEnvironmental pollution /cby A. Manimegalai  aChennaibVelichamc2008  aVelichambChennaie600014  av, 126 p.c20cm (Pbk)