Não informado. (1991). Journal of Public Administration Research and Theory. University of Kansas, Department of Public Administration.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Journal of Public Administration Research and Theory. Lawrence, Kan: University of Kansas, Department of Public Administration, 1991.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Journal of Public Administration Research and Theory. University of Kansas, Department of Public Administration, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.