Classification
006 - Special computer methods
3
629 - Other branches of engineering
3
128 - Humankind
2
155 - Differential & developmental psychology
2
150 - Psychology
1
153 - Mental processes & intelligence
1
303 - Social processes
1
330 - Economics
1
575 - Specific parts of & systems in plants
1
612 - Human physiology
1
624 - Civil engineering
1