Revision history for entry Salthe, Stanley N.; Salthe, Barbara M. (1989). "Ecosystem moral considerability: A reply to Cahen" [SALEMC]

NB: for privacy reasons, few details are provided in public revision histories.
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2011-12-01T23:54:34updateSystem / admin update -
2011-05-02T05:13:36update
2011-03-21T05:16:46update
2011-03-21T05:16:02update
2011-03-21T05:16:01update