Classification
340 - Law
600 - Technology
620 - Engineering & allied operations
92
700 - The arts; fine & decorative arts
87
900 - History & geography
80
333 - Economics of land & energy
53
000 - Computer science, information & general works
46
330 - Economics
40
363 - Other social problems & services
40
380 - Commerce, communications & transportation
40
320 - Political science
34
140 - Specific philosophical schools
27
610 - Medicine & health
26
576 - Genetics & evolution
24
500 - Natural sciences & mathematics
18
300 - Social sciences
17
170 - Ethics
15
580 - Plants (Botany)
14
100 - Philosophy & psychology
13
530 - Physics
13
370 - Education
12
630 - Agriculture & related technologies
12
551 - Geology, hydrology & meteorology
9
720 - Architecture
9
400 - Language
8
414 - Phonology & phonetics
8
410 - Linguistics
7
301 - Sociology & anthropology
6
304 - Factors affecting social behavior
6
800 - Literature & rhetoric
6
200 - Religion
5
364 - Criminology
5
581 - Specific topics in natural history
5
658 - General management
5
540 - Chemistry & allied sciences
4
361 - Social problems & social welfare in general
3
120 - Epistemology, causation & humankind
2
350 - Public administration & military science
2
360 - Social problems & services; associations
2
657 - Accounting
2
780 - Music
2
346 - Private law
1
612 - Human physiology
1
770 - Photography, photographs & computer art
1
791 - Public performances
1