Classification
003 - Systems
005 - Computer programming, programs & data
467
629 - Other branches of engineering
8
530 - Physics
5
500 - Natural sciences & mathematics
3
620 - Engineering & allied operations
3
658 - General management
3
745 - Decorative arts
2
011 - Bibliographies
1
330 - Economics
1
384 - Communications; telecommunication
1
510 - Mathematics
1
800 - Literature & rhetoric
1