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Root thesaurus. Pt.1.2 (1985) 0.02

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Date: 18. 5.2007 14:22:43

Unesco thesaurus : a structured list of descriptors for indexing and retrieving literature in the fields of education, science, social science, culture and communication (1977) 0.01

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Editor: Aitchison, J.

Thesaurofacet: a thesaurus and faceted classification for engineering and related subjects (1969) 0.01

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Editor: Aitchison, J.; Gomersall, A.; Ireland, R. (Bearb.)

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