000 00319nam a2200109Ia 4500
008 230222s9999 xx 000 0 und d
100 _aBureau Of Indian Standards
245 0 _aIS:Guide for Daylighting of Buildings(Second Revision)
250 _a1
260 _bBureau Of Indian Standards, New Delhi
_c1976
942 _cBK
999 _c13702
_d13702