Classification
720 - Architecture
64
381 - Commerce
31
330 - Economics
28
658 - General management
23
700 - The arts; fine & decorative arts
13
000 - Computer science, information & general works
12
600 - Technology
12
320 - Political science
11
900 - History & geography
11
620 - Engineering & allied operations
10
338 - Production
8
380 - Commerce, communications & transportation
7
333 - Economics of land & energy
6
800 - Literature & rhetoric
5
140 - Specific philosophical schools
4
650 - Management & auxiliary services
4
745 - Decorative arts
4
331 - Labor economics
3
158 - Applied psychology
2
300 - Social sciences
2
304 - Factors affecting social behavior
2
400 - Language
2
410 - Linguistics
2
500 - Natural sciences & mathematics
2
540 - Chemistry & allied sciences
2
610 - Medicine & health
2
001 - Knowledge
1
004 - Data processing & computer science
1
006 - Special computer methods
1
100 - Philosophy & psychology
1
153 - Mental processes & intelligence
1
301 - Sociology & anthropology
1
302 - Social interaction
1
306 - Culture & institutions
1
336 - Public finance
1
363 - Other social problems & services
1
414 - Phonology & phonetics
1
530 - Physics
1
551 - Geology, hydrology & meteorology
1
580 - Plants (Botany)
1
647 - Management of public households
1
657 - Accounting
1
670 - Manufacturing
1
688 - Other final products & packaging
1
690 - Buildings
1
740 - Drawing & decorative arts
1
741 - Drawing & drawings
1
790 - Recreational & performing arts
1
801 - Philosophy & theory
1