Pori'r Catalog :: Discovery Services

Rhif Galw (Dewey) Rhif Galw (LC) Awdur Pwnc Genre Rhanbarth Cyfnod

000 - Computer science, information, general works 1,663 100 - Philosophy & psychology 590 200 - Religion 223 300 - Social sciences 12,188 400 - Language 1,097 500 - Natural sciences and mathematics 1,392 600 - Technology (Applied sciences) 3,703 700 - The arts 1,029 800 - Literature (Belles-lettres) and rhetoric 3,543 900 - History & geography 1,758

650 - Management and auxiliary services 2,070 Dangos Cofnodion 610 - Medicine and health 672 Dangos Cofnodion 620 - Engineering and allied operations 571 Dangos Cofnodion 630 - Agriculture and related technologies 151 Dangos Cofnodion 660 - Chemical engineering 77 Dangos Cofnodion 640 - Home and family management 69 Dangos Cofnodion 690 - Construction of buildings 45 Dangos Cofnodion 680 - Manufacture of products for specific uses 19 Dangos Cofnodion 670 - Manufacturing 16 Dangos Cofnodion 600 - Technology (Applied sciences) 13 Dangos Cofnodion 330 - Economics 1 Dangos Cofnodion