000			00329nam a2200145Ia 4500
003			LIB
008			220901s2012 xx 000 0 eng d
082			_a511 TRE
100			_aTrembley, J. P.
245		0	_aDiscrete mathematical structure
260			_bTMH _c2012 _aDelhi
300			_a606
650			_aMathematics
942			_2ddc _cBK
999			_c299 _d299