Classification
658 - General management
21
690 - Buildings
16
338 - Production
13
621 - Applied physics
9
333 - Economics of land & energy
7
670 - Manufacturing
7
720 - Architecture
7
624 - Civil engineering
6
620 - Engineering & allied operations
5
006 - Special computer methods
2
363 - Other social problems & services
2
577 - Ecology
2
660 - Chemical engineering
2
691 - Building materials
2
005 - Computer programming, programs & data
1
307 - Communities
1
344 - Labor, social, education & cultural law
1
600 - Technology
1
629 - Other branches of engineering
1
641 - Food & drink
1
664 - Food technology
1
693 - Specific materials & purposes
1