The Dewey Decimal Classification (DDC) is structured around ten main classes covering the entire world of knowledge; each main class is further structured into ten hierarchical divisions, each having ten divisions of increasing specificity. [1]

The Dewey Decimal Classification (DDC) (Dewey pronounced: /do-e/), colloquially known as the Dewey Decimal System, is a proprietary library classification system which allows new books to be added to a library in their appropriate location based on subject.

921–928 This range is reserved as an optional location for biographies, which are shelved alphabetically by subject's last name. Edited without comment. Open Library is an open, editable library catalog, building towards a web page for every book ever published. Read, borrow, and discover more than 3M books for free.

《杜威十进图书分类法》（英文：Dewey Decimal Classification）是由美国图书馆专家麦尔威·杜威发明的，对世界图书馆分类学有相当大的影响，已翻译成西班牙文、中文、法文、挪威文、土耳其文、日文、僧伽罗文、葡萄牙文、泰文等出版，并被许多英语国家的大 ...

Dewey Decimal Classification History and Current Use The Dewey Decimal Classification (DDC) system is a general knowledge organization tool that is continuously revised to keep pace with knowledge. The system was conceived by Melvil Dewey in 1873 and first published in 1876. The DDC is published by OCLC Online Computer Library Center, Inc. OCLC ...

The Dewey web site contains up-to-date information about the DDC, DDC products and services, and DDC licensing. For more information about the structure and application of the Dewey Decimal Classification, consult the introduction in volume 1 of DDC 22. The introduction is also available online (PDF:191K/37pp.) and in WebDewey. A more in-depth ...

5 天之前 · Dewey Decimal Classification - better known as the Dewey Decimal System - is a method of classifying all the books in a library under 10 large categories with subheadings that get more specific according the subject of the book. It was published by Melville Dewey in 1876 - a founding member of the American Library Association.

1.1 This Introduction explains the basic principles and structure of the Dewey Decimal Classification (DDC) system. 1.2 The Introduction is intended to be used in conjunction with the Glossary and the Manual.

2025年1月14日 · It provides a brief overview of its historical development, and addresses the theoretical issues and criticism raised against it. It argues that there is a discrepancy between on the one side DDC’s worldly success, and on the other side its academic qualities.

2025年3月4日 · The Dewey Decimal Classification (or DDC) is a library classification system that divides the breadth of knowledge into 10 enumerated classes from 0-9. These are further divided into 10 divisions, and each division is divided into 10 sections.