000
00300nam a2200133 4500
008
160616s1962 000 0
245
_a
Electromagnetic theory
100
_a
Hallen, Erik
260
_a
New York
260
_b
John Wiley
260
_c
1962
942
_c
BK
_2
BK8769
080
_a
537.8 HAL
999
_c
8769
_d
8769