000 00491 a2200253 4500
001 99423
020 _a2
041 _aeng
080 _a513.83 Pon
245 _aFoundations of combinatorial topology
250 _a
260 _aRochester
260 _bGraylock Press,
260 _c1952
300 _axii,99 p.
300 _c23.5 cm
490 _a
100 _aPontryagin, L.S.
700 _a
650 _a
650 _aCombinatorial topology
942 _cBK
942 _2UDC
999 _c59448
_d59448