What kinds of books can be divided into?

Books can be grouped according to different classification methods. The following are several common classification methods:

1. Classified by content and subject.

novel

biography

history

science

art

politics

economy

philosophy

religion

natural science

2. Classification according to form and structure

essay

poetic sentiment

drama

thesis

diary

3. According to the classification of readers

readings for children

juvenilia

Adult reading materials

Academic monograph

4. Classification by publication form

Paper books

ebook / electronic book / e-book

Audio books

The above classification methods are only common and not comprehensive. In fact, there are many other classification methods, such as classification by language, country and era.