000 00308nam a2200121Ia 4500
008 220201s1962 xx 000 0 eng d
082 _bISI
100 _aISI
245 0 _aCode of practice for construction of reinforced concrete shell roof
260 _aNew Delhi
_bISI
_c1962
300 _a21
942 _2ddc
999 _c20214
_d20214