000 002940000a22001330004500
245 _aElectricity and magnetism
100 _aNelkon, M.
250 _a2nd ed.
260 _aLondon
_bEdward Arnold
_c1965
300 _avii, 471p. : ill.
080 _a537
_bN4
041 _aEN
942 _cBK
999 _c51937
_d51937