000 00311nam a22001337a 4500
020 _a9788120346093
082 _a621.042 SAW-N
100 _aSawhney G S
_977
245 _aNon Conventional Energy Resources
260 _aNew Delhi
_bPHI
_c2016
300 _a272p.
650 _aEnergy Resources
_9753
942 _cBK
999 _c4886
_d4886