00464nam a2200169Ia 4500008004100000020001500041082001700056100001900073245004000092260005000132300000800182650003300190650002000223653001600243700001800259700001700277170901s2005    xx            000 0 und d  a817648797X  a363.73bD97E  aDutta, Abhijit 0aEnvironmental Issues and Challenges  aNew DelhibA P H Publishing Corporationc2005  a351  aSocial problems and services  aSocial sciences  aEnvironment  aDutta, Sunita  aPandey, P.N.