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001Science
001(479.25)Science — Armenia
001.18Science–Forecasting
001.8Science–Methodology
001.89Science–Research
001.894Inventions
Inventions–Patents
001.895Innovations
001.94Natural phenomena
002Printing
Books
Typography
002(479.25)Printing, Armenian
002.2Books
002(479.25)(09)Books–Armenia–History
Printing, Armenian–History.
002.6 
003Writing
Alphabet
003(479.25)Writing, Armenian
004Computer science.
Data processing
005Programming (Computers)
Programming languages (Computers)
006Standardization
007Cybernetics
Information Theory.
008Civilization
Culture
Cultural property
008(479.25)Civilization–Armenia
Culture –Armenia
01Bibliography
Catalogs
Bibliographical citations
01(075)Bibliography–Handbooks, manuals, etc.
01(09)Bibliography–History
01(479.25)Amenian literature– Bibliography
011Universal bibliography.
Bibliography, International
012Personal bibliography
013Collective bibliographies
014Periodicals–Bibliography
015 
016:0/9Special subject bibliography
016:001Science– Bibliography
016:002Printing–Bibliography.
016:01Bibliographical literature–Bibliography.
Bibliography of bibliographies.
016:02Library science–Bibliography
016:05/07Periodicals–Bibliography
016:087.5Children’s literature–Bibliography
016:091Codicology–Bibliography
Manuscripts–Bibliography
016:1Philosophy — Bibliography
016:2Religious literature–Bibliography
016:3КCommunism– Bibliography
Marxism–Bibliography
Leninism–Bibliography
016:3Politics– Bibliography
016:338Economics — Bibliography
016:34Law — Bibliography
016:34(05)Law reviews — Bibliography
016:355Military art and science — Bibliography
016:37Education — Bibliography
016:4Philology — Bibliography
016:5Natural history — Bibliography
016:51Mathematics — Bibliography
016:52Astronomy — Bibliography
016:53Physics — Bibliography
016:54Chemistry — Bibliography
016:55Geology — Bibliography
016:6/62Engineering — Bibliography
016:61Medicine — Bibliography
016:63Agriculture — Bibliography
016:7Art — Bibliography
 016:796Sport — Bibliography
016:8Literature — Bibliography
016:821.161.1Russian literature — Bibliography
016:821.19Armenian literature — Bibliography
016:94History — Bibliography
016:902.5Archives — Bibliography
016:902.6Archaeology — Bibliography
016:902.7Ethnology — Bibliography
016:91Geography — Bibliography
016:929Biobibliographies
017Library catalogs
017.1Public libraries–Catalogs
017.3Booksellers’ catalogs.
017.4Publishers’ catalogs.
017.4(479.25)Booksellers’ catalogs — Armenia
017.43Antiquarian booksellers — Catalogs
018 
02Library science
 02(03)Library science — Dictionaries
02(075/077)Library science — Handbooks, manuals, etc.
02(09)Library science — History
021Libraries
021(470+571)Library science — Russia
021(479.25)Library science — Armenia
022Library buildings
Library architecture
023Library administration
Library personnel management
023.5Library employees
024Public services (Libraries)
Reference services (Libraries)
024.6Interlibrary loans
025Libraries– Departments
025.2Acquisitions (Libraries)
025.3Library catalog management
025.342Library catalogs and users .
Author catalogs
025.343.2Subject catalogs.
025.4Library and bibliographic classification (LBC)
025.45 Classification, Universal decimal
025.6Libraries, Subscription
025.7/9Libraries, Depository
Collection development (Libraries)
026Special libraries
027General libraries
027.021Research libraries
027.1Private libraries
027.2 Academic libraries
027.5State libraries
027.5(479.25)National Library of Armenia
027.52Public libraries
027.53Regional libraries
District libraries
027.625Children’s libraries
027.7Academic libraries
027.8School libraries
028Reading
Readers’ advisory services
028.5Children–Books and reading
Youth–Books and reading
03Encyclopedias and dictionaries
03/08Encyclopedias and dictionaries.
Directories
05/07Newspapers
The Press
Journalism
05Periodicals
Journalism
058Periodicals — Armenia — History
058(479.25)Armenia– Yearbooks–Directories, address books
059Almanacs
Calendars
06Associations, institutions, etc.
061Associations, institutions, etc.
061.068Titles of honor and nobility
Award winners
061.12(479.25)National Academy of Sciences of
the Republic of Armenia (NAS RA)
061.2Non-governmental organizations
061.213Youth organizations
061.213Scouts and scouting
Boy Scouts
Scouts (Youth organization members)
061.213Secret societies
061.236.61Masonic Society (Org.)
061.3Congresses and conventions
Symposiums
061.4Exhibitions
Expositions
061.6Scientific institutions
069Museums
069.4Museum exhibits–Conservation and restoration
069.53Museum exhibits–Technological innovations
070Mass media.
070(470+571)Mass media — Russia
070(479.25)Mass media — Armenia
070.13
տես նաև՝ 351.751.5
Press–Censorship
Freedom of the press
070.4 
070.42Journalists
08 
082 
087.1:0/9Popular literature
087.5Children’s literature.
09Manuscripts
Rare books
090.1 
091Manuscripts
091(479.25) Manuscripts — Armenia
Mesrop Mashtots Institute of Ancient Manuscripts
093Incunabula
Early printed books–15th century
094Rare books
097 
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