000			00364nam a2200133Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a512 _bNOR-I
100			_aNorthcott, D G
245		0	_aIntroduction to Homological Algebra
260			_bCambridge University _aLondon _c1960
630			_xgeneral stack
650			_aScience _vAlgebraMathematics
942			_cBOOK
999			_c79386 _d79386