Classification
304 - Factors affecting social behavior
1
307 - Communities
1
330 - Economics
2
331 - Labor economics
1
336 - Public finance
4
338 - Production
5
339 - Macroeconomics & related topics
1
346 - Private law
1
351 - Public administration
1
361 - Social problems & social welfare in general
1
362 - Social welfare problems & services
2
368 - Insurance
1
370 - Education
1
379 - Public policy issues in education
1
380 - Commerce, communications & transportation
1
382 - International commerce
1
384 - Communications; telecommunication
1