000			00335nam a2200133Ia 4500
008			220919s9999 xx 000 0 und d
082			_a511.6 _bSIN
100			_aSINGH, S.B.
245		0	_aCOMBINATORICS AND GRAPH THEORY
260			_bKHANNA BOOK PUBLISHER _c2007
300			_a463
650			_aMechanical Engineering
942			_cBK
999			_c143071 _d143071