卖书mat1009和1119

[gaze11e]

calc的很新 algebra得封面有点久不过里面也很新

qqh联系

 

[⌒ω⌒秣MoО]

I just bought Math1009...

 

[gaze11e]

up

 

[morefree]

留下电话.1119,谢谢.