Dewey Decimal System: 21st edition
000 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900



000 Generalities
001 Knowledge
002 The book
003 Systems
004 Data processing Computer science
005 Computer programming, programs, data
006 Special computer methods
007 Not assigned or no longer used
008 Not assigned or no longer used
009 Not assigned or no longer used

010 Bibliography
011 Bibliographies
012 Bibliographies of individuals
013 Bibliographies of works by specific classes of authors
014 Bibliographies of anonymous and pseudonymous works
015 Bibliographies of works from specific places
016 Bibliographies of works from specific subjects
017 General subject catalogs
018 Catalogs arranged by author & date
019 Dictionary catalogs

020 Library & information sciences
021 Library relationships
022 Administration of the physical plant
023 Personnel administration
024 Not assigned or no longer used
025 Library operations
026 Libraries for specific subjects
027 General libraries
028 Reading, use of other information media
029 Not assigned or no longer used

030 General encyclopedic works
031 General encyclopedic works -- American
032 General encyclopedic works in English
033 General encyclopedic works in other Germanic languages
034 General encyclopedic works in French, Provencal, Catalan
035 General encyclopedic works in Italian, Romanian, Rhaeto-Romanic
036 General encyclopedic works in Spanish & Portuguese
037 General encyclopedic works in Slavic languages
038 General encyclopedic works in Scandinavian languages
039 General encyclopedic works in other languages

040 Not assigned or no longer used
041 Not assigned or no longer used
042 Not assigned or no longer used
043 Not assigned or no longer used
044 Not assigned or no longer used
045 Not assigned or no longer used
046 Not assigned or no longer used
047 Not assigned or no longer used
048 Not assigned or no longer used
049 Not assigned or no longer used

050 General serials & their indexes
051 General serials & their indexes American
052 General serials & their indexes In English
053 General serials & their indexes In other Germanic languages
054 General serials & their indexes In French, Provencal, Catalan
055 General serials & their indexes In Italian, Romanian, Rhaeto-Romanic
056 General serials & their indexes In Spanish & Portuguese
057 General serials & their indexes In Slavic languages
058 General serials & their indexes In Scandinavian languages
059 General serials & their indexes In other languages

060 General organization & museology
061 General organization & museology In North America
062 General organization & museology In British Isles In England
063 General organization & museology In central Europe In Germany
064 General organization & museology In France & Monaco
065 General organization & museology In Italy & adjacent territories
066 General organization & museology In Iberian Peninsula & adjacent islands
067 General organization & museology In eastern Europe In Soviet Union
068 General organization & museology In other areas
069 Museology (Museum science)

070 News media, journalism, publishing
071 News media, journalism, publishing In North America
072 News media, journalism, publishing In British Isles In England
073 News media, journalism, publishing In central Europe In Germany
074 News media, journalism, publishing In France & Monaco
075 News media, journalism, publishing In Italy & adjacent territories
076 News media, journalism, publishing In Iberian Peninsula & adjacent islands
077 News media, journalism, publishing In eastern Europe In Soviet Union
078 News media, journalism, publishing In Scandinavia
079 News media, journalism, publishing In other languages

080 General collections
081 General collections American
082 General collections In English
083 General collections In other Germanic languages
084 General collections In French, Provencal, Catalan
085 General collections In Italian, Romanian, Rhaeto-Romanic
086 General collections In Spanish & Portuguese
087 General collections In Slavic languages
088 General collections In Scandinavian languages
089 General collections In other languages

090 Manuscripts & rare books
091 Manuscripts
092 Block books
093 Incunabula
094 Printed books
095 Books notable for bindings
096 Books notable for illustrations
097 Books notable for ownership or origin
098 Prohibited works, forgeries, hoaxes
099 Books notable for format

Log in or registerto write something here or to contact authors.