Ranganathan,, S. (2006). Prolegomena to library classification. Sarada Ranganathan Endowment for Library Science.
Chicago Stili AlıntıRanganathan,, S.R. Prolegomena to Library Classification. Bangaloge: Sarada Ranganathan Endowment for Library Science, 2006.
MLA AlıntıRanganathan,, S.R. Prolegomena to Library Classification. Sarada Ranganathan Endowment for Library Science, 2006.
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