000
00310nam a2200121Ia 4500
008
220201s1995 xx 000 0 eng d
041
_a
ENG
100
_a
DUBEY, G K
245
0
_a
THYRISTORISED POWER CONTROLLING
260
_a
LONDON
_b
THAMES AND HUDSON PUBLISHING COMPANY
_c
1995
300
_a
825
942
_2
ddc
999
_c
60740
_d
60740