Vickery, B. C. (1961). Faceted classification: A guide to construction and use of special schemes. Aslib.
Lua i Stíl Chicago (17ú heag.)Vickery, Brian Campbell. Faceted Classification: A Guide to Construction and Use of Special Schemes. London: Aslib, 1961.
Lua MLA (9ú heag.)Vickery, Brian Campbell. Faceted Classification: A Guide to Construction and Use of Special Schemes. Aslib, 1961.
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