000
002470000a22001090004500
245
_a
Electrical installations technology
100
_a
Whitfield, J.F.
260
_a
Oxford
_b
Pergamon
_c
1968
080
_a
621.3
_b
W5
041
_a
EN
942
_c
BK
999
_c
114413
_d
114413