00342nam a2200145Ia 4500003000500000008004100005020001800046040001900064082000700083100004100090245001400131260003000145300000900175546001200184STCL181203s9999    xx            000 0 und d  a9780071113182  aSTCLbENcSTCL  222  aChang, Raymond; Cruickshank, Brandon 0aChemistry  bMcGraw HillaBostonc2005  a1039  aEnglish