Classification
370 - Education
39
371 - Schools & their activities; special education
32
378 - Higher education
12
510 - Mathematics
8
507 - Education, research & related topics
6
410 - Linguistics
5
530 - Physics
5
301 - Sociology & anthropology
4
006 - Special computer methods
3
302 - Social interaction
3
372 - Elementary education
3
379 - Public policy issues in education
3
003 - Systems
2
004 - Data processing & computer science
2
304 - Factors affecting social behavior
2
364 - Criminology
2
500 - Natural sciences & mathematics
2
540 - Chemistry & allied sciences
2
607 - Education, research & related topics
2
650 - Management & auxiliary services
2
700 - The arts; fine & decorative arts
2
005 - Computer programming, programs & data
1
030 - General encyclopedic works
1
303 - Social processes
1
306 - Culture & institutions
1
320 - Political science
1
327 - International relations
1
333 - Economics of land & energy
1
361 - Social problems & social welfare in general
1
374 - Adult education
1
375 - Curricula
1
601 - Philosophy & theory
1
610 - Medicine & health
1
620 - Engineering & allied operations
1
658 - General management
1
796 - Athletic & outdoor sports & games
1