Management of rural energy systems /
Prem, S Satsangi .
Management of rural energy systems / - 1 / - Newdelhi : Galgolia book house , 1983. - 364 ; .
621.47 / PRE/MA
Management of rural energy systems / - 1 / - Newdelhi : Galgolia book house , 1983. - 364 ; .
621.47 / PRE/MA
