Classification
000 - Computer science, information & general works
745 - Decorative arts
210
331 - Labor economics
132
658 - General management
132
500 - Natural sciences & mathematics
95
620 - Engineering & allied operations
70
770 - Photography, photographs & computer art
65
700 - The arts; fine & decorative arts
62
330 - Economics
60
600 - Technology
45
333 - Economics of land & energy
38
610 - Medicine & health
37
006 - Special computer methods
27
384 - Communications; telecommunication
27
380 - Commerce, communications & transportation
26
363 - Other social problems & services
25
374 - Adult education
24
580 - Plants (Botany)
23
741 - Drawing & drawings
21
140 - Specific philosophical schools
20
381 - Commerce
20
338 - Production
19
540 - Chemistry & allied sciences
19
576 - Genetics & evolution
19
791 - Public performances
18
900 - History & geography
15
720 - Architecture
14
302 - Social interaction
11
551 - Geology, hydrology & meteorology
11
001 - Knowledge
10
530 - Physics
10
630 - Agriculture & related technologies
10
300 - Social sciences
9
777 - [Unassigned]
9
414 - Phonology & phonetics
8
621 - Applied physics
8
519 - Probabilities & applied mathematics
6
771 - Techniques, equipment & materials
6
011 - Bibliographies
5
581 - Specific topics in natural history
5
332 - Financial economics
4
370 - Education
4
400 - Language
4
612 - Human physiology
4
650 - Management & auxiliary services
4
740 - Drawing & decorative arts
4
153 - Mental processes & intelligence
3
320 - Political science
3
781 - General principles & musical forms
3
100 - Philosophy & psychology
2
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