TY - BOOK AU - Singer I M AU - Thorpe J A TI - Lecture notes on elementary topology and geometry T2 - Undergraduate texts in mathematics SN - 3540781110 (pbk) U1 - B316-6, K7-;2 PY - 1967/// CY - New York PB - Springer-Verlag KW - Mathematics KW - Topology KW - Geometry N1 - Bibliography p230.; Index 231-232 ER -