Matches in Library of Congress for { ?s ?p Environmental protection Case studies.. }
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- 2001320106 subject "Environmental protection Case studies.".
- 2007039800 subject "Environmental protection Case studies.".
- 2008013770 subject "Environmental protection Case studies.".
- 2008345179 subject "Environmental protection Case studies.".
- 2012016122 subject "Environmental protection Case studies.".
- 80040847 subject "Environmental protection Case studies.".
- 85168086 subject "Environmental protection Case studies.".
- 86000817%2F%2Fr872 subject "Environmental protection Case studies.".
- 89208733 subject "Environmental protection Case studies.".
- 95042636 subject "Environmental protection Case studies.".