000			00338nam a2200133Ia 4500
005			20260205054845.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_a500.076 R137G
100			_aRaj,Vivek S..
245		0	_aGeneral Science
250			_a8th rev.ed.
260			_aNew Delhi _bCivil Services Times Pub. _c2009
942			_cBK
999			_c145164 _d145164