00569nam a22001817a 4500 86539 86539 NITIL 20211029144151.0 211029b ii ||||| |||| 00| 0 eng d 9789390742233 Rs.650.00 NITIL NITIL 23rd ed. 333.79 P123F Padmanabhan, Padu 3875 India's Energy Efficiency Journey and a Radical Vision for Sustainibility first fuel by Padu Padmanabhan New Delhi Macmillan 2021 285p. ;23cm. ENERGY RESOURCES;FUEL 3876 ddc BKS