000
00233nam a22001097a 4500
100
_a
S.K DUGGAL
245
_a
DESIGN OF STEEL STRUCTURES
250
_a
3 RD
260
_a
NEW DELHI
_b
PHI
_c
2009
300
_a
XXII, 839P
942
_c
BK
999
_c
8401
_d
8401