Universal Decimal Classification (UDC) is the world’s foremost classification scheme for all fields of knowledge, used for sophisticated indexing and retrieval.
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This is the first complete update of UDC in hardcopy since 1993. Derived from the Master Reference File (MRF) from the UDC Consortium, this is the newly revised Complete Edition, containing all available references and classifications.
UDC Complete Edition contains over 65,000 entries and comes in two volumes.