00309nam 2201366 45000010005000000030023000050050009000280080041000370820010000781000015000882600025001032500019001282450030001471366StarLibrary Marc Built20180713201711 ||||| |||||||||||amh  a620.7 adavid bell bprentice-hall c1905 aالطبعة 4 asold state pulse circuits