Classification
658 - General management
005 - Computer programming, programs & data
13
330 - Economics
7
381 - Commerce
3
500 - Natural sciences & mathematics
3
000 - Computer science, information & general works
2
004 - Data processing & computer science
2
303 - Social processes
2
368 - Insurance
2
620 - Engineering & allied operations
2
745 - Decorative arts
2
331 - Labor economics
1
332 - Financial economics
1
338 - Production
1
510 - Mathematics
1