by
United Nations University(UNU).
Format:
Alıntı:
United Nations Environment Programme(UNEP).
by
Herfindahl, Orris C., (Orris Clemens), 1918- author
Format:
Alıntı:
Development; Part V: The Quality of the Natural Environment; 17. Effects of Resource Depletion and Economic
by
Smith, V. Kerry, 1945-., aditor.
Format:
Alıntı:
Environmental resources and applied welfare economics essays in honor of John V. Krutilla / Smith
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