000 00361nam a2200133Ia 4500
999 _c170193
_d170193
020 _a0387902880
040 _cCUS
082 _a514.2
_bFRE/B
245 0 _aBasic concepts of algebraic topology //
_cFred H. Croom.
260 _aNew York ::
_bSpringer-Verlag,
_cc1978.
300 _ax, 177 p. :
942 _cWB16