Classification
006 - Special computer methods
10
004 - Data processing & computer science
8
005 - Computer programming, programs & data
3
333 - Economics of land & energy
2
600 - Technology
2
620 - Engineering & allied operations
2
700 - The arts; fine & decorative arts
2
900 - History & geography
2
000 - Computer science, information & general works
1
140 - Specific philosophical schools
1
340 - Law
1
363 - Other social problems & services
1
370 - Education
1
380 - Commerce, communications & transportation
1
530 - Physics
1