000			00297nam a2200121Ia 4500
008			250417s9999||||xx |||||||||||||| ||und||
020			_a9788126920327
082			_a621.042 CHA
100			_aBrig. G.P. Chattopadhyay
245		0	_aSustainable energy technologies
260			_bAtlantic
942			_cBK
999			_c7228 _d7228