000 00314nam a2200121Ia 4500
008 220201s1967 xx 000 0 eng d
082 _bISI
100 _aI. S. I. Manak Bhawan
245 0 _aIS : 3828-1966 specification for ventilation
260 _aManak Bhavan Delhi
_bI. S.I
_c1967
300 _a7
942 _2ddc
999 _c20041
_d20041