00601nam a2200217Ia 4500008004100000082000800041082000800049245011100057250000900168260003300177260000900210300000900219365000800228365001100236365000600247365000600253650001300259942000700272999001300279952009100292181031s9999 xx 000 0 und d a697 bHAN aHandbook on Functional Requirements of Industrial Buildings: lighting and ventilation (Reference Document) a2nd. bIndian Standards Institution c1986 a59p. b100 cRupees d0 e0 aServices cBK c685d685 00104070aKRVIAbKRVIAcGENd2018-10-31l0o697 HANp687r2025-09-16w2018-10-31yBK