000
00303nam a2200121Ia 4500
008
211209s1982 xx 000 0 und d
041
_a
eng
082
_a
621.317 N82 SUN
100
_a
SUNIL S RAO
245
_a
SWITCHGEAR AND PROTECTION
260
_a
NEW DELHI
_b
KHANNA PUBLISHERS
_c
1982
300
_a
1202
999
_c
20813
_d
20813