Classification
005 - Computer programming, programs & data
329
330 - Economics
243
820 - English & Old English literatures
239
658 - General management
174
006 - Special computer methods
132
004 - Data processing & computer science
126
500 - Natural sciences & mathematics
105
331 - Labor economics
96
340 - Law
90
320 - Political science
84
620 - Engineering & allied operations
83
302 - Social interaction
63
000 - Computer science, information & general works
59
384 - Communications; telecommunication
53
010 - Bibliography
50
650 - Management & auxiliary services
49
020 - Library & information sciences
43
300 - Social sciences
43
381 - Commerce
42
745 - Decorative arts
38
621 - Applied physics
33
360 - Social problems & services; associations
32
770 - Photography, photographs & computer art
32
380 - Commerce, communications & transportation
30
700 - The arts; fine & decorative arts
28
670 - Manufacturing
26
900 - History & geography
26
338 - Production
25
332 - Financial economics
24
610 - Medicine & health
23
158 - Applied psychology
22
600 - Technology
20
730 - Plastic arts; sculpture
18
080 - General collections
15
153 - Mental processes & intelligence
14
150 - Psychology
12
616 - Diseases
12
740 - Drawing & decorative arts
12
003 - Systems
11
510 - Mathematics
11
001 - Knowledge
10
025 - Library operations
10
370 - Education
10
530 - Physics
10
791 - Public performances
10
940 - History of Europe
10
519 - Probabilities & applied mathematics
9
771 - Techniques, equipment & materials
9
780 - Music
9
240 - Christian moral & devotional theology
8
more ...