00474nam a2200169Ia 4500003000400000005001700004008004100021040002000062041000800082082002300090100002500113245004400138264005000182300001100232650003400243700002700277AIT20260804124608.0221231s9999    xx            000 0 und d  aATRIAbengcAIT  aeng  222a 628 ANI qAIT  aAni kumar DeeAuthor 0aEvirnomental Studies /bby Ani kumar De34aNew Delhi :bNew Age International ;c©2006.  a185 p.  aElectronics and Communication  aArnab Kumar DeeAuthor