000			00294nam a2200133Ia 4500
008			200615s9999||||xx |||||||||||||| ||und||
020			_a8120301455
082			_a4 _bNAR-G
100			_aNARSINGH DEO
245		0	_aGRAPH THEORY
250			_a1ST
260			_anew delhi _bPHI _c2017
942			_cBK
999			_c30202 _d30202