Classification
001 - Knowledge
300 - Social sciences
110
658 - General management
20
330 - Economics
12
338 - Production
8
332 - Financial economics
4
381 - Commerce
3
500 - Natural sciences & mathematics
3
800 - Literature & rhetoric
3
153 - Mental processes & intelligence
2
158 - Applied psychology
2
170 - Ethics
2
331 - Labor economics
2
620 - Engineering & allied operations
2
000 - Computer science, information & general works
1
004 - Data processing & computer science
1
005 - Computer programming, programs & data
1
011 - Bibliographies
1
025 - Library operations
1
174 - Occupational ethics
1
302 - Social interaction
1
303 - Social processes
1
320 - Political science
1
344 - Labor, social, education & cultural law
1
362 - Social welfare problems & services
1
368 - Insurance
1
370 - Education
1
371 - Schools & their activities; special education
1
380 - Commerce, communications & transportation
1
519 - Probabilities & applied mathematics
1
600 - Technology
1
610 - Medicine & health
1
650 - Management & auxiliary services
1
670 - Manufacturing
1
900 - History & geography
1