1.
Beginning Again People and Nature in the New Millennium
by Ehrenfeld, David W.
ISBN: 9780195096378
List Price: $34.99
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The Social Dimension: Ethics, Policy, Law, Management, Development, Economics, Education (Re...
by Ehrenfeld, David W.
ISBN: 9780865424555
List Price: $24.95
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Conserving Life on Earth - David Ehrenfeld - Hardcover
by Ehrenfeld, David W.
ISBN: 9780195015980
List Price: $16.95