European Association of Development Research and Training Institutes & Sorensen, G. (1993). Political conditionality. Frank Cass in association with the European Association of Development Research and Training Institutes (EADI), Geneva.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)European Association of Development Research and Training Institutes و Georg Sorensen. Political Conditionality. London: Frank Cass in association with the European Association of Development Research and Training Institutes (EADI), Geneva, 1993.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)European Association of Development Research and Training Institutes و Georg Sorensen. Political Conditionality. Frank Cass in association with the European Association of Development Research and Training Institutes (EADI), Geneva, 1993.