000
00292nam a2200121Ia 4500
008
220201s1996 xx 000 0 eng d
100
_a
DUTTA B N
245
0
_a
ESTIMATING AND COSTING IN CIVIL ENGINEERING
250
_a
23
260
_a
DELHI
_b
U B S P D
_c
1996
300
_a
904
942
_2
ddc
999
_c
91725
_d
91725