http://dewey.info/scheme/a14/ en
001 Knowledge
001.01 Theory of knowledge
http://dewey.info/scheme/a14/ vi
001 Tri thức
001.01 Lý thuyết tri thức
http://dewey.info/scheme/a14/ it
001 Conoscenza
001.01 Teoria della conoscenza
http://dewey.info/scheme/edition/e23/ en
001 Knowledge
001.01 Theory of knowledge
001.012 Classification
http://dewey.info/scheme/edition/e22/ de
001 Wissen
001.01 Wissenstheorie
001.012 Klassifikation, . . .
Dewey Decimal Classification
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