International Federation for Documentation, & Joint Committee of the Association of Special Libraries and Information Bureaux and the British Society for International Bibliography. (1943). Universal decimal classification. London: British standards institution.
Chicago Style CitationInternational Federation for Documentation, and Joint Committee of the Association of Special Libraries and Information Bureaux and the British Society for International Bibliography. Universal Decimal Classification. London: British standards institution, 1943.
MLA CitationInternational Federation for Documentation, and Joint Committee of the Association of Special Libraries and Information Bureaux and the British Society for International Bibliography. Universal Decimal Classification. London: British standards institution, 1943.