TY  - BOOK
AU  - Armstrong, M.A.
TI  - Basic Topology: Undergraduate texts in Mathematics 
SN  - 0387908390
U1  - 514 ARM  
PY  - 1983///
CY  - .- New York 
PB  - : Springer- Verlag 
KW  - Topology
KW  - Mathematics
ER  -