000
00267nam a2200109Ia 4500
008
220201s1967 xx 000 0 eng d
100
_a
Johnson,RP
245
0
_a
Structural concrete
260
_b
Tata Mc Graw hill Publication co.
_c
1967
300
_a
271
942
_2
ddc
999
_c
79793
_d
79793