Classification
330 - Economics
19
006 - Special computer methods
4
658 - General management
4
005 - Computer programming, programs & data
3
320 - Political science
3
305 - Social groups
2
338 - Production
2
341 - Law of nations
2
617 - Surgery & related medical specialties
2
003 - Systems
1
004 - Data processing & computer science
1
025 - Library operations
1
037 - Encyclopedias in Slavic languages
1
070 - News media, journalism & publishing
1
200 - Religion
1
304 - Factors affecting social behavior
1
306 - Culture & institutions
1
307 - Communities
1
331 - Labor economics
1
374 - Adult education
1
378 - Higher education
1
380 - Commerce, communications & transportation
1
381 - Commerce
1
509 - Historical, geographic & persons treatment
1
511 - General principles of mathematics
1
515 - Analysis
1
537 - Electricity & electronics
1
581 - Specific topics in natural history
1
610 - Medicine & health
1
613 - Personal health & safety
1
660 - Chemical engineering
1
745 - Decorative arts
1
910 - Geography & travel
1