Classification
100 - Philosophy & psychology
51
126 - The self
33
700 - The arts; fine & decorative arts
32
153 - Mental processes & intelligence
30
610 - Medicine & health
25
900 - History & geography
22
500 - Natural sciences & mathematics
21
000 - Computer science, information & general works
20
320 - Political science
20
330 - Economics
18
333 - Economics of land & energy
18
612 - Human physiology
18
128 - Humankind
17
140 - Specific philosophical schools
16
600 - Technology
16
170 - Ethics
15
370 - Education
15
200 - Religion
13
658 - General management
12
300 - Social sciences
11
363 - Other social problems & services
10
530 - Physics
8
576 - Genetics & evolution
8
620 - Engineering & allied operations
8
158 - Applied psychology
7
800 - Literature & rhetoric
7
301 - Sociology & anthropology
6
580 - Plants (Botany)
6
820 - English & Old English literatures
6
006 - Special computer methods
5
121 - Epistemology
5
155 - Differential & developmental psychology
5
305 - Social groups
5
380 - Commerce, communications & transportation
5
400 - Language
5
780 - Music
5
120 - Epistemology, causation & humankind
4
302 - Social interaction
4
340 - Law
4
154 - Subconscious & altered states
3
297 - Islam, Babism & Bahai Faith
3
410 - Linguistics
3
540 - Chemistry & allied sciences
3
581 - Specific topics in natural history
3
152 - Perception, movement, emotions & drives
2
160 - Logic
2
294 - Religions of Indic origin
2
361 - Social problems & social welfare in general
2
520 - Astronomy & allied sciences
2
551 - Geology, hydrology & meteorology
2
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