000
00286nam a2200121Ia 4500
008
220201s1963 xx 000 0 eng d
082
_a
624.1042
_b
DUT
100
_a
Dutta, BN
245
0
_a
Estimating & costing in civil engg
260
_b
BN Dutta
_c
1963
300
_a
584
942
_2
ddc
999
_c
72598
_d
72598