TY  - BOOK
AU  - Indian Standards Institution
TI  - Indian standard code of practice for interior illumination part I principles of good lighting and aspects of design: illuminating engineering and lifts sectional committee, ETBDC 9
U1  - IS:3646(pt.I)-1966 621.32 I.S.I. 
PY  - 1967///
CY  - Indian Standards Institution, New Delhi
ER  -