Referència
Turchin, Peter War and Peace an War
Autor: Turchin, Peter
Titol: War and Peace an War
Subtitol: The Rise and Fall of Empires
Any: 2006
Editorial: New York Penguin Books
Pàgines: 405
Isbn: 9780452288195
Ref: Turchin, Peter (2007) War and Peace an War The Rise and Fall of Empires New York, Penguin Books