Classification
006 - Special computer methods
331 - Labor economics
117
745 - Decorative arts
38
500 - Natural sciences & mathematics
24
302 - Social interaction
23
620 - Engineering & allied operations
10
384 - Communications; telecommunication
8
004 - Data processing & computer science
2
011 - Bibliographies
2
330 - Economics
2
374 - Adult education
1
530 - Physics
1
658 - General management
1
791 - Public performances
1