Classification
005 - Computer programming, programs & data
13
745 - Decorative arts
12
006 - Special computer methods
7
000 - Computer science, information & general works
5
500 - Natural sciences & mathematics
4
330 - Economics
3
620 - Engineering & allied operations
3
658 - General management
3
004 - Data processing & computer science
2
332 - Financial economics
1
339 - Macroeconomics & related topics
1
384 - Communications; telecommunication
1