000			00325nam a2200121Ia 4500
008			230413s9999||||xx |||||||||||||| ||und||
082			_a55HI
100			_aHilton, P. J.; Wylie, S.
245		0	_aHomology theory: An introduction to algebraic topology
260			_bCambridge University Press
260			_c1960
942			_cBooks
999			_c1870 _d1870