00276nam a2200121Ia 450000500170000000800410001704100080005808200150006610000160008124500140009726000350011130000080014620260720174614.0260720s2026    xx            000 0 und d  aeng  a540.1 BONC  aBonnet, Bob  aChemistry  aNew DelhibGoodwill Publishers  a95p