000
00271nam a2200109Ia 4500
008
140122s9999 xx 000 0 und d
082
_a
B.V.S
100
_a
BVS
245
_a
Operation and maintenance of electrical equipment Volume 2
260
_b
_c
1978
942
_c
BK
_2
ddc
999
_c
3185
_d
3185