https://i.imgur.com/2UcQlgh.jpg
https://i.imgur.com/BPNqdwj.jpg
https://i.imgur.com/oLuWaYj.jpg
原文書：
Set theory and related topics
Linear algebra
Abstract algebra an introduction
售價
1.300
2.480
3.480
如有需要請站內信聯絡，謝謝！