Classification
330 - Economics
21
174 - Occupational ethics
7
170 - Ethics
6
338 - Production
6
650 - Management & auxiliary services
6
658 - General management
3
109 - Historical & collected persons treatment
1
126 - The self
1
300 - Social sciences
1
332 - Financial economics
1
361 - Social problems & social welfare in general
1
381 - Commerce
1
629 - Other branches of engineering
1