Matches in Library of Congress for { ?s ?p Technology Economic aspects Congresses.. }
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- 2002476602 subject "Technology Economic aspects Congresses.".
- 2007390463 subject "Technology Economic aspects Congresses.".
- 92213122 subject "Technology Economic aspects Congresses.".
- 94004740 subject "Technology Economic aspects Congresses.".
- 99492768 subject "Technology Economic aspects Congresses.".