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  1. Townley, H.M.; Gee, R.G.: Thesaurus-making : grow your own wordstock (1980) 10.07
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  2. Cochrane, P.A.: Improving LCSH for use in online catalogs : exercises for self-help with a selection of background readings (1986) 10.07
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  3. Unesco thesaurus : a structured list of descriptors for indexing and retrieving literature in the fields of education, science, social science, culture and communication (1977) 10.07
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  4. Lancaster, F.W.: Vocabulary control for information retrieval (1986) 10.07
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