00262nam a2200097Ia 4500008004100000082001500041100001800056245004000074260004200114300000800156140113s9999    xx            000 0 und d  a578.6   L2  a"Hayat, M.A."  aBasic Electron Microscopy Technique  a1972bVan Nostrand ReinholdcNew York  a119