Classification
004 - Data processing & computer science
2
330 - Economics
2
005 - Computer programming, programs & data
1
025 - Library operations
1
320 - Political science
1
333 - Economics of land & energy
1
370 - Education
1
380 - Commerce, communications & transportation
1
600 - Technology
1
609 - Historical, geographic & persons treatment
1
620 - Engineering & allied operations
1