Finally, how will these books be shipped and when is the approximate time I can receive them? The express mail is preferable if the additional charge is not too much.

• 最后,我打算买的这几本书会是怎么寄过来呢?我大概能够在什么时间收到呢?如果额外费用不是太过昂贵的话,我希望是特快专递。