%K sample_id
%L sample_reference
%A sample_author
%Q sample_no_author
%T sample_title
%B sample_article
%V sample_volume
%D sample_date
%C sample_place
%E sample_editorial
%I sample_institution
%P sample_page_or_range
%J sample_journal
%N sample_journal_issue_number
%R sample_technical_report_number
%S sample_series_name
%O sample_other_info
%X sample_anotation
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Computer science, information and general works

000 ---------- Computer science, knowledge and systems

010 ---------- Bibliographies

020 ---------- Library and information sciences

030 ---------- Encyclopedias and books of facts

040 ---------- Unassigned (formerly Biographies)

050 ---------- Magazines, journals and serials

%K estadoeducacion
%A Programa Estado de la Nación
%T Estado de la Eduación
%D 2021
%C San José, C.R.

060 ---------- Associations, organizations and museums

070 ---------- News media, journalism and publishing

080 ---------- Quotations

090 ---------- Manuscripts and rare books

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/ |/ _ \ / _ \
| | | | | | | |
| | |_| | |_| |
|_|\___/ \___/
-------------------------
Philosophy and psychology

100 ---------- Philosophy

110 ---------- Metaphysics

120 ---------- Epistemology

130 ---------- Parapsychology and occultism

140 ---------- Philosophical schools of thought

150 ---------- Psychology

160 ---------- Philosophical logic

170 ---------- Ethics

180 ---------- Ancient, medieval, and Eastern philosophy

190 ---------- Modern Western philosophy (19th-century, 20th-century)

 ____   ___   ___
|___ \ / _ \ / _ \
  __) | | | | | | |
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|_____|\___/ \___/
--------
Religion

 _____  ___   ___
|___ / / _ \ / _ \
  |_ \| | | | | | |
 ___) | |_| | |_| |
|____/ \___/ \___/
---------------
Social sciences

300 ---------- Social sciences, sociology and anthropology

310 ---------- Statistics

320 ---------- Political science

330 ---------- Economics

%K padrerico
%T Padre Rico, Padre Pobre
%A Kiyosaki, R. T.
%A Lechter, S. L.
%D 1997

%K richdad
%T Rich Dad Poor Dad
%A Kiyosaki, R. T.
%A Lechter, S. L.
%D 1997

340 ---------- Law

350 ---------- Public administration and military science

360 ---------- Social problems and social services

370 ---------- Education

380 ---------- Commerce, communications and transportation

390 ---------- Customs, etiquette and folklore

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| ___| / _ \ / _ \
|___ \| | | | | | |
 ___) | |_| | |_| |
|____/ \___/ \___/
--------
Language

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| || |  / _ \ / _ \
| || |_| | | | | | |
|__   _| |_| | |_| |
   |_|  \___/ \___/
-------
Science

500 ---------- Science

510 ---------- Mathematics

%K calcstewart
%T Single variable calculus: Early transcendentals
%A Stewart, J.
%D 2015
%E Cengage Learning
%O 8th Edition

%K calcstewartes
%T Cálculo en una variable: Trascendentes tempranas
%A Stewart, J.
%D 2015
%E Cengage Learning
%O Octava Edición

520 ---------- Astronomy

530 ---------- Physics

540 ---------- Chemistry

550 ---------- Earth sciences and geology

560 ---------- Fossils and prehistoric life

570 ---------- Biology

580 ---------- Plants

590 ---------- Animals (Zoology)

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 / /_  / _ \ / _ \
| '_ \| | | | | | |
| (_) | |_| | |_| |
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----------
Technology

 _____ ___   ___
|___  / _ \ / _ \
   / / | | | | | |
  / /| |_| | |_| |
 /_/  \___/ \___/
-------------------
Arts and recreation

  ___   ___   ___
 ( _ ) / _ \ / _ \
 / _ \| | | | | | |
| (_) | |_| | |_| |
 \___/ \___/ \___/
----------
Literature

800 ---------- Literature, rhetoric and criticism

810 ---------- American literature in English

820 ---------- English and Old English literatures

830 ---------- German and related literatures

840 ---------- French and related literatures

850 ---------- Italian, Romanian and related literatures

860 ---------- Spanish, Portuguese, Galician literatures

%K quijote
%T El ingenioso hidalgo don Quijote de la Mancha
%A de Cervantes Saavedra, M.
%D 1605-1615

%K quixote
%T The Ingenious Gentleman Don Quixote of La Mancha
%A de Cervantes Saavedra, M.
%D 1605-1615

870 ---------- Latin and Italic literatures

880 ---------- Classical and modern Greek literatures

890 ---------- Other literatures

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| (_) | | | | | | |
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---------------------
History and geography

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 / _ \| |_| |__   ___ _ __ 
| | | | __| '_ \ / _ \ '__|
| |_| | |_| | | |  __/ |
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-----
Other

%K calc3jesus
%A Sánchez Guevara, J.
%T MA1003 Cálculo III Curso Completo
%D 2020
%E YouTube
%O https://www.youtube.com/playlist?list=PLiInVAfgkMKAnP__6E92iRU9vpMwuHtQM