by
Dodds, Felix.
Format:
Alıntı:
From Rio+20 to a new development agenda : building a bridge to a sustainable future / Dodds, Felix.
by
Petrie, Thomas A., 1945- author
Format:
Alıntı:
Energy development -- United States.
by
Clark, Woodrow W.
Format:
Alıntı:
Sustainable development -- Handbooks, manuals, etc.
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