Classification
000 - Computer science, information & general works
489
658 - General management
360
500 - Natural sciences & mathematics
304
331 - Labor economics
242
005 - Computer programming, programs & data
238
620 - Engineering & allied operations
228
004 - Data processing & computer science
158
330 - Economics
112
384 - Communications; telecommunication
85
381 - Commerce
46
338 - Production
43
745 - Decorative arts
13
300 - Social sciences
9
621 - Applied physics
9
153 - Mental processes & intelligence
6
374 - Adult education
6
006 - Special computer methods
5
670 - Manufacturing
5
025 - Library operations
3
332 - Financial economics
3
650 - Management & auxiliary services
3
302 - Social interaction
2
380 - Commerce, communications & transportation
2
346 - Private law
1
363 - Other social problems & services
1
368 - Insurance
1
519 - Probabilities & applied mathematics
1
600 - Technology
1
610 - Medicine & health
1
651 - Office services
1