000 00296nam a2200121Ia 4500
008 230913s9999 xx 000 0 und d
100 _aRai, G.D.
245 0 _aNon Conventional Energy Resources
260 _aNEW DELHI
260 _bKHANNA
260 _c2009
650 _aMechanical Engineering
999 _c118497
_d118497