The book world is full of books. Of course, you can buy it separately. Generally, if it is not wholesale, it will be 20% off. Small bookstores are divided into different types. You can find that kind of book in the bookstore. If you don't know what kind, there is Xinhua Bookstore, which is also 20% off. You can have a look. There are genuine and pirated copies. Take a bus to Huangling Road or Racecourse Corner. Go along Xinhua Road, and you will come to Racecourse Corner. Turn left at the first crossing when you get off and walk back, and you will see the world of books on your left.