Classification
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003 - Systems
8
174 - Occupational ethics
8
337 - International economics
8
382 - International commerce
8
616 - Diseases
8
001 - Knowledge
7
100 - Philosophy & psychology
7
121 - Epistemology
7
324 - The political process
7
346 - Private law
7
361 - Social problems & social welfare in general
7
532 - Fluid mechanics; liquid mechanics
7
551 - Geology, hydrology & meteorology
7
612 - Human physiology
7
621 - Applied physics
7
658 - General management
7
701 - Philosophy of fine & decorative arts
7
704 - Special topics in fine & decorative arts
7
808 - Rhetoric & collections of literature
7
949 - Other parts of Europe
7
004 - Data processing & computer science
6
020 - Library & information sciences
6
111 - Ontology
6
150 - Psychology
6
325 - International migration & colonization
6
341 - Law of nations
6
364 - Criminology
6
509 - Historical, geographic & persons treatment
6
540 - Chemistry & allied sciences
6
577 - Ecology
6
610 - Medicine & health
6
720 - Architecture
6
820 - English & Old English literatures
6
006 - Special computer methods
5
155 - Differential & developmental psychology
5
282 - Roman Catholic Church
5
347 - Civil procedure & courts
5
401 - Philosophy & theory
5
523 - Specific celestial bodies & phenomena
5
791 - Public performances
5
950 - History of Asia; Far East
5
005 - Computer programming, programs & data
4
128 - Humankind
4
152 - Perception, movement, emotions & drives
4
193 - Philosophy of Germany & Austria
4
202 - Doctrines
4
261 - Social theology
4
294 - Religions of Indic origin
4
297 - Islam, Babism & Bahai Faith
4
299 - Religions not provided for elsewhere
4
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