(1968). The International standardisation of librarystatistics: A progress report. International Federation of library Association.
Chicago-viite (17. p.)The International Standardisation of Librarystatistics: A Progress Report. London: International Federation of library Association, 1968.
MLA-viite (9. p.)The International Standardisation of Librarystatistics: A Progress Report. International Federation of library Association, 1968.
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