1. The covers of pirated books and genuine books are inconsistent or the printing is blurred.
2. The paper quality and binding quality of genuine books are better (the ink taste is lighter and there is no pungent smell). In order to reduce the cost, pirated book merchants will not make books very exquisite, and there are many printing errors.
3. According to the data parameters on the last page (ISBN, book size, publishing house), distinguish the true from the false.
4. If you buy books online, you must go to a genuine merchant to buy them, keep your eyes open and prevent being fooled.
5. Physical stores choose large bookstore brands such as Xinhua Bookstore.