Classification
000 - Computer science, information & general works
10,156
001 - Knowledge
658
002 - The book
4
003 - Systems
65
004 - Data processing & computer science
4,280
005 - Computer programming, programs & data
14,829
006 - Special computer methods
5,636
008 - [Unassigned]
1
010 - Bibliography
3
011 - Bibliographies
474
015 - Bibliographies of works from specific places
1
016 - Bibliographies of works on specific subjects
2
020 - Library & information sciences
10
021 - Library relationships
1
023 - Personnel management
2
025 - Library operations
199
027 - General libraries
3
028 - Reading & use of other information media
9
029 - [Unassigned]
1
030 - General encyclopedic works
2
031 - Encyclopedias in American English
2
041 - [Unassigned]
2
051 - Serials in American English
1
052 - Serials in English
1
060 - General organizations & museum science
2
069 - Museum science
1
070 - News media, journalism & publishing
90
071 - Newspapers in North America
1
100 - Philosophy & psychology
2
105 - Serial publications
2
110 - Metaphysics
1
122 - Causation
1
126 - The self
1
128 - Humankind
4
131 - Parapsychological & occult methods
1
133 - Specific topics in parapsychology & occultism
3
146 - Naturalism & related systems
1
149 - Other philosophical systems
4
150 - Psychology
242
152 - Perception, movement, emotions & drives
94
153 - Mental processes & intelligence
1,266
154 - Subconscious & altered states
2
155 - Differential & developmental psychology
222
158 - Applied psychology
1,712
168 - Argument & persuasion
1
170 - Ethics
241
171 - Ethical systems
1
172 - Political ethics
2
174 - Occupational ethics
96
175 - Ethics of recreation & leisure
2
more ...