00378cam a2200145ua 4500003000400000008004100004041000800045082001900053100002400072245004200096250000900138260004700147300001200194700002600206OSt241101b        |||||||| |||| 00| 0 eng d  aeng  a621.47bPRE/MA  aPrem, S Satsangi  .  aManagement of rural energy systems /   a1 /   aNewdelhi : bGalgolia book house , c1983.  a364 ; .1 aVinayshill, Gautam  .