330 - Economics 83,517 Ver registos 300 - Social sciences 47,200 Ver registos 320 - Political science (Politics and government) 26,820 Ver registos 340 - Law 21,139 Ver registos 370 - Education 19,628 Ver registos 360 - Social problems and services; associations 12,461 Ver registos 380 - Commerce, communications, transportation 6,189 Ver registos 350 - Public administration and military science 5,302 Ver registos 390 - Customs, etiquette, folklore 4,873 Ver registos 310 - Collections of general statistics 2,012 Ver registos 070 - Documentary, educational, news media; journalism 30 Ver registos 950 - History of Asia 10 Ver registos 650 - Management and auxiliary services 4 Ver registos 930 - History of ancient world to ca. 499 3 Ver registos 130 - Parapsychology and occultism 2 Ver registos 290 - Other religions 2 Ver registos 620 - Engineering and allied operations 2 Ver registos 800 - Literature (Belles-lettres) and rhetoric 2 Ver registos 850 - Italian, Romanian & related literatures 2 Ver registos 000 - Computer science, information, general works 1 Ver registos 020 - Library and information sciences 1 Ver registos 030 - General encyclopedic works 1 Ver registos 190 - Modern western philosophy 1 Ver registos 400 - Language 1 Ver registos 510 - Mathematics 1 Ver registos 570 - Biology 1 Ver registos 660 - Chemical engineering 1 Ver registos 780 - Music 1 Ver registos 790 - Recreational and performing arts 1 Ver registos 810 - American literature in English 1 Ver registos 830 - Literatures of Germanic languages 1 Ver registos 910 - Geography and travel 1 Ver registos 960 - History of Africa 1 Ver registos