650 - Management and auxiliary services 65,030 Veure la cistella de registres 630 - Agriculture and related technologies 46,745 Veure la cistella de registres 610 - Medicine and health 27,487 Veure la cistella de registres 620 - Engineering and allied operations 26,096 Veure la cistella de registres 660 - Chemical engineering 10,136 Veure la cistella de registres 640 - Home and family management 3,437 Veure la cistella de registres 670 - Manufacturing 2,929 Veure la cistella de registres 680 - Manufacture of products for specific uses 1,313 Veure la cistella de registres 600 - Technology (Applied sciences) 750 Veure la cistella de registres 690 - Construction of buildings 558 Veure la cistella de registres 330 - Economics 5 Veure la cistella de registres 570 - Biology 5 Veure la cistella de registres 000 - Computer science, information, general works 3 Veure la cistella de registres 070 - Documentary, educational, news media; journalism 2 Veure la cistella de registres 150 - Psychology 2 Veure la cistella de registres 530 - Physics 2 Veure la cistella de registres 020 - Library and information sciences 1 Veure la cistella de registres 050 - General serial publications 1 Veure la cistella de registres 340 - Law 1 Veure la cistella de registres 380 - Commerce, communications, transportation 1 Veure la cistella de registres 500 - Natural sciences and mathematics 1 Veure la cistella de registres 510 - Mathematics 1 Veure la cistella de registres 550 - Earth sciences 1 Veure la cistella de registres 580 - Plants 1 Veure la cistella de registres 770 - Photography, computer art, cinematography 1 Veure la cistella de registres