Matches in Library of Congress for { ?s ?p Science Economic aspects Congresses.. }
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- 2003541804 subject "Science Economic aspects Congresses.".
- 2005354411 subject "Science Economic aspects Congresses.".
- 90008895 subject "Science Economic aspects Congresses.".
- 91037854 subject "Science Economic aspects Congresses.".
- 92213122 subject "Science Economic aspects Congresses.".
- 93230651 subject "Science Economic aspects Congresses.".