The title of a book is a punctuation mark used to indicate the names of books, articles, newspapers, archives, operas, songs, pictures, etc. The name of the works participating in the calligraphy competition belongs to the name of the picture, and the title of the book needs to be added.
When using book titles, we should pay attention to using them in pairs. Both external use and internal use are single. When writing, double titles and single titles cannot be put in one grid.