ISKO Italia. Integrative Levels Classification

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The structure of subject classifications for document retrieval

by Brian Vickery

Please refer to the updated version of this document.

 

 

 

 

 

 

The structure of subject classifications for document retrieval / Brian Vickery = (ISKO Italia. ILC) – <http://www.iskoi.org/ilc/vickery.htm> : 2010.04.15 - 2011.07.20 -
« <http://www.lucis.me.uk/classification.htm> : 2008-2009