00721nam0-22002651i-450-990001274440403321000127444FED01000127444(Aleph)000127444FED0100012744420000920d1969----km-y0itay50------baengTopological Geometryby Porteous IanLondon [etc.]Van Nostrand Reinhold1969<<The>> new university mathematics seriesPorteous,Ian R.49894ITUNINARICAUNIMARCBK99000127444040332128-M-511424MA1MA1Topological Geometry341045UNINAING01