Energy Efficiency, The Challenge and the Opportunity

Furkejuvvon:
Bibliográfalaš dieđut
Eará dahkkit: Canal University of California Television (UCTV) / YouTube
Materiálatiipa: Girji
Giella:eaŋgalasgiella
Fáttát:
Liŋkkat:Energy Efficiency, The Challenge and the Opportunity
Fáddágilkorat: Lasit fáddágilkoriid
Eai fáddágilkorat, Lasit vuosttaš fáddágilkora!

Geahča maid