00329nam a2200133Ia 4500001000500000005001700005008004100022020001500063082001600078100001800094245004500112260001600157650002200173228020261006003616.0120911s9999    xx            000 0 und d  a007460225X  a523.018 MAH  a A.S. Mahajan  aElectricity and magnetism / Mahajan A.S.  aMcgraw Hill  aMasers-congresses