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Raymond Morel 3907 days ago
La version originale du livre en anglais est téléchargeable
http://www.ict-21.ch/l4d/pg/file/read/653558/the-collapse-of-complex-societies-joseph-a-tainter
see also :
http://www.ict-21.ch/l4d/pg/file/read/882338/collapse-how-societies-choose-to-fail-or-succeed-jared-m-diamond
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