000
00298nam a2200121Ia 4500
008
220201s1971 xx 000 0 eng d
082
_a
624.1042
_b
DUT
100
_a
Dutta,BN
245
0
_a
Estmating and costing in civil engg.
260
_b
Lucknow:Tagore Pub.
_c
1971
300
_a
880
942
_2
ddc
999
_c
78823
_d
78823