9780080873800.jpg。An Illustrated Introduction to Topology and Homotopy。Amazon.com: Introduction to Topology: Third Edition (Dover Books。表紙に傷あります。Introduction to Topology – Dover Publications。中身は綺麗です。洋書 Les paravents japonais 1 & 2。SASHO KALAJDZIEVSKIAN ILLUSTRATEDINTRODUCTION TOTOPOLOGY and HOMOTOPY