TY  - BOOK
AU  - Chin,W.G.(William G.)
AU  - Steenrod,N.E.(Norman Earl),1910-
TI  - First concepts of topology: the geometry of mappings of segments, curves, circles, and disks 
PY  - 1966///
CY  - Washington, D.C.
PB  - Mathematical Association of America
KW  - Topology
ER  -