000
00283nam a2200109Ia 4500
008
220201s1974 xx 000 0 eng d
100
_a
GUPTA J B
245
0
_a
TEXT BOOK OF ELECTRICAL ESTIMATING AND COSTING
260
_a
DELHI
_b
KATSON PUB HOUSE
_c
1974
300
_a
296
942
_2
ddc
999
_c
89284
_d
89284