00519nam a2200205Ia 4500 OSt 20251206092931.0 210210b2015 xxu||||| |||| 00| 0 eng d 9788184873887 AL eng 621.042 AWAA Awasthi O N 25891 Applications of light and energy management New Delhi Narosa Publishing House 2015 xx,443p. Applied Physics 25895 070061 ddc REF 119499 119499 0 0 ddc 0 0 PHY AL AL 2021-02-17 Higginbothams Pvt. Ltd, Mangalore-03 495.00 0 621.042 AWAA 070062 2021-02-17 00:00:00 2021-02-17 BK 0 0 ddc 0 3 PHY AL AL RS 2021-02-17 Higginbothams Pvt. Ltd, Mangalore-03 495.00 0 621.042 AWAA 070061 2021-02-17 00:00:00 2021-02-17 REF