00365nam a2200157Ia 4500008004100000020000900041035000900050082001700059100001800076245003900094250000600133260002400139300000800163500000600171650003000177210723s9999||||xx |||||||||||||| ||und||  aNULL  a8472  a537.538BDUF  aDuffin, W. J. 0aAdvanced Electricity And Magnetism  a-  aLondonbMcgraw Hill  a300  a0  aElectricity and Magnetism