00247nam a22001097a 4500003000400000008004100004082001700045100001900062245001700081260003100098300000800129OSt240709b        |||||||| |||| 00| 0 eng d  a621.47bS92S  aSukhatme, S.P.  aSolar Energy  bBharti Bhawan, Patnac1984  a270