00358nam a2200133Ia 4500008004100000020001500041041001200056100001700068245007800085260003000163300000800193650001000201700001300211221030s9999    xx            000 0 und d  a8123910320  aEnglish  aE. G. Ehlers 0aPetrology : Igneous, Sedimentary & Metamorphiccby E. G. Ehlers, H. Blatt  bCBS Pub.aNew Delhic2017  a732  aCivil  aH. Blatt