00362nam a2200133Ia 450000500170000000800410001702000220005805000210008010000250010124500430012625000080016926000370017765000140021420251229171925.0251229s9999    xx            000 0 und d  a978-0-8053-2422-8  aQD 31.2 .C44 C.1  aDickerson E. Richard 0aChemical principlescRichard Dickerson  a4th  aLondonb Benjamin Cummingsc1984  aChemistry