000			00363nam a2200145Ia 4500
008			210901s2000 xx 000 0 eng d
082			_a513.83 WAL
100			_aWallace Andrew H.
245		0	_aDifferential topology first step
250			_a2nd ed.
260			_aNew York _bW A Benjamin _c1968
300			_a130p.
650			_aMathematics
942			_2ddc _cBK
999			_c7371 _d7371