The Upside of Down: Catastrophe, Creativity, and the Renewal of CivilizationeBookThe Upside of Down: Catastrophe, Creativity, and the Renewal of CivilizationkaryaThomas Homer-DixonPenilaian: 0 dari 5 bintang0 penilaianSimpan The Upside of Down: Catastrophe, Creativity, and the Renewal of Civilization untuk nanti