000
00266nam a2200109Ia 4500
008
220201s1980 xx 000 0 eng d
100
_a
ISI
245
0
_a
SP:16 Deign aids for renforced concrete to IS: 456-1978
260
_b
ISI
_c
1980
300
_a
232
942
_2
ddc
999
_c
82002
_d
82002