00336nam a2200121Ia 4500008004100000082001900041100002200060245004400082250000600126260003200132650003000164700002000194220204s9999    xx            000 0 und d  a026.20416bSAW  aMccarty,  Petty L 0aChemistry for environmental engineering  a3  aNew YorkbMcGraw Hillc1978  aEnvironmental engineering  aSawyer, Clair N