Höpken, W. Educating for democracy: The curriculum and textbook dispute. Europe's Middle East? : Bosnia-Hercegovina and the Dayton Agreement in perspective ; 9th Conference Trialogue of Cultures, American Academy, Berlin October 4 - 5, 2004.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Höpken, Wolfgang. "Educating for Democracy: The Curriculum and Textbook Dispute." Europe's Middle East? : Bosnia-Hercegovina and the Dayton Agreement in Perspective ; 9th Conference Trialogue of Cultures, American Academy, Berlin October 4 - 5, 2004 .
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Höpken, Wolfgang. "Educating for Democracy: The Curriculum and Textbook Dispute." Europe's Middle East? : Bosnia-Hercegovina and the Dayton Agreement in Perspective ; 9th Conference Trialogue of Cultures, American Academy, Berlin October 4 - 5, 2004, .