00361cam a22001337a 4500008004000000082001300040100001600053245007300069260002400142300001000166650001400176650001600190700002100206180718b1995   xxu||||| |||| 00| 0 eng d  aO91 Si64  aSingh, K.P.  aChemical pollution in environmentcby K.P. Singh and A.K. Srivastava  aDelhibAshishc1995  a115p.  aPollution  aEnvironment  aSrivastava, A.K.