000 00330nam a2200121Ia 4500
008 220201s1970 xx 000 0 eng d
082 _bISI
100 _aI.S.I
245 0 _aCode of practice for construction of Timber ceilings IS : 5390
260 _bIndian Standard Institute, Manak bhawan
_c1970
300 _a12
942 _2ddc
999 _c19902
_d19902