Cook County (Ill.). Board of County Commissioners. Journal of the proceedings of the Board of Commissioners of Cook County. [Board of Commissioners].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Cook County (Ill.). Board of County Commissioners. Journal of the Proceedings of the Board of Commissioners of Cook County. [Chicago?]: [Board of Commissioners].
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Cook County (Ill.). Board of County Commissioners. Journal of the Proceedings of the Board of Commissioners of Cook County. [Board of Commissioners].
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.