"Books and periodicals" refers to books and publications. Books refer to bound books and words, in a narrow sense, a collection of words, images and papers. Most ancient books are made of dried bamboo. Periodicals, regular or irregular serial publications, publish various works. The total name is fixed, numbered in sequence and bound into a book. According to its distribution object (audience), it can be divided into internal distribution and public distribution.

Books and periodicals have appeared in modern literary works. Ba Jin on Comrade Lini: "He is engaged in the translation of film art books." ? Ling Ke's Notes on Xiang Creation and Learning: "From time to time, you can find similar titles in the drama columns and catalogues of newspapers and periodicals."

Extended data

Functions and functions of books

Books, professional tools books We know from the process of the emergence and development of books that books have gradually developed into light, durable, easy to record and copy words and pictures. Through the continuous improvement of technical methods, they can spread and save information without the limitation of time and space, and have the functions of declaring, expounding, storing and spreading ideas and culture.

Books are one of the important symbols of human progress and civilization. In the 20th century, books have become one of the main tools for spreading knowledge, science and technology and preserving culture. With the rapid development of science and technology, besides books, newspapers and periodicals, other tools have gradually emerged and developed. But the role of books is irreplaceable by other communication tools or means. At present, whether in China or other countries, books are still an indispensable and important communication tool to promote social, political, economic and cultural development.

Baidu encyclopedia-books and periodicals