Generally, horizontal batch works can be punctuated, and the signature format can be written as: 20 18 August XXX book.
If it is vertical, there is generally no punctuation. The signature shall be in the traditional format, namely:
Xia Yue/1898 Hundred Days Evening Summer XX Book.
In the traditional format, the month is elegantly called the month and is calculated according to the lunar calendar. First names often have no surnames.