000
00300nam a2200109Ia 4500
008
220201s1969 xx 000 0 eng d
100
_a
Durney, Carl H & Johnson
245
0
_a
Introduction to modern electromagnetic
260
_b
New York ; Mc. Graw hill book co.
_c
1969
300
_a
471
942
_2
ddc
999
_c
75057
_d
75057