000
00257nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Purcell
245
0
_a
Electricity and Magnetism
260
_b
M.H
260
_c
1965
365
_b
21.5
942
_c
BK
999
_c
207094
_d
207094