00991nam a2200289 i 450099100103306970753620020507182007.0950626s1949 us ||| | eng 0691079862b10791760-39ule_instLE01306021ExLDip.to Matematicaeng514.2AMS 55-02AMS 55-XXLefschetz, Solomon12523Introduction to topology /by Solomon LefschetzPrinceton :Princeton Univ. Press,1949viii, 218 p. ;23 cmPrinceton mathematical series,0079-5194 ;11Algebraic topology.b1079176023-02-1728-06-02991001033069707536LE013 55-XX LEF12 (1949)12013000031057le013-E0.00-l- 02020.i1089237028-06-02Introduction to topology339618UNISALENTOle01301-01-95ma -engus 01