00542nam a2200169Ia 4500003000900000008004100009040001600050080002300066110003300089245010400122260005000226300000900276500001900285650002900304650001800333650002100351IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a083.7:628.921bISI  aIndian Standards Institution 0aIndian standard code of practice for daylighting of factory buildingscIndian Standards Institution  aNew DelhibIndian Standards Institutionc1972  a26p.  aIS 6060 : 1971  a Illumination-Standards  a Standards   aNASA Thesaurus