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  1. Olson, N.B.: Cataloging of audiovisual materials : a manual based on AACR2 (1992) 11.00 
    11.00374 = weight(ddc_ss:025.3/47 / dc20 in 1518) [ClassicSimilarity], result of:
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    Classification
    025.3/47 / dc20
    Ddc
    025.3/47 / dc20