000
00266nam a2200121 a 4500
003
EIA
001
8237
942
_0
2
_2
ddc
_c
BK
245
_a
Allen-Vradley :
_b
automation systems
260
_c
1994
008
141112s1994 ck r 000 u spa d
082
_a
629.8
_b
A431
999
_c
476
_d
476