Classification
003 - Systems
107
004 - Data processing & computer science
3
005 - Computer programming, programs & data
5
006 - Special computer methods
6
330 - Economics
1
331 - Labor economics
15
338 - Production
4
372 - Elementary education
1
381 - Commerce
1
384 - Communications; telecommunication
11
500 - Natural sciences & mathematics
24
510 - Mathematics
1
511 - General principles of mathematics
1
519 - Probabilities & applied mathematics
1
600 - Technology
23
620 - Engineering & allied operations
55
621 - Applied physics
1
629 - Other branches of engineering
658 - General management
8
745 - Decorative arts
18
790 - Recreational & performing arts
12