Hulme, E.W.: Principles of book classification (1950)
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- Footnote
- Original in: Library Association Record 13(1911) Oct.14, S.354-358; Nov.15, S.389-394; Dec.15, S.444-449 und 14(1912) Jan.15, S.39-46; Mar.15, S.174-181
- Theme
- Geschichte der Klassifikationssysteme
