Includes index.

Foreword by the Decimal Classification Editorial Policy Committee -- Acknowledgments -- New features in Abridged Edition 15 -- Introduction to the Dewey Decimal Classification: About the Introduction -- Classif ication: What it is and what it does -- History, current use, and devel opment of the Dewey Decimal Classification -- Overview of the Dewey Dec imal Classification: Conceptual framework -- Notation -- Principle of H ierarchy -- Classifying with the DDC: Determining the subject of a work -- Determining the discipline of a work -- More than one subject in th e same discipline -- More than one discipline -- Table of last resort - - How Abridged Edition 15 is arranged -- Key features of the Schedules and Tables: Summaries -- Entries -- Notes -- Number building -- Citatio n and preference order: Citation order -- Preference order -- Manual: A rrangement and format of the manual -- Relative Index: Arrangement and format of the Relative Index -- Interdisciplinary numbers -- Terms incl uded in the Relative Index -- Terms not included in the Relative Index -- Options -- Close and broad classification -- More information -- Glo ssary -- Index to the Introduction and Glossary -- Manual: Notes on Tab le Numbers -- Notes on Schedule Numbers -- Relocations and Discontinuat ions: Relocations -- Discontinuations -- Reused numbers -- Tables: Stan dard Subdivisions -- Geographic areas, and biography -- Subdivisions fo r individual literatures, for specific literary forms -- Subdivisions o f individual languages and language families -- Summaries -- Schedules: 000 Computer science, information, general works -- 100 Philosophy, pa rapsychology and occultism, psychology -- 200 Religion -- 300 Social sc iences -- 400 Language -- 500 Natural sciences and mathematics -- 600 T echnology (Applied Sciences) -- 700 The arts -- 800 Literature (Belles- lettres) and rhetoric -- 900 History, geography, and auxiliary discipli nes -- Relative Index: Abbreviations used in the index -- A-Z.