Krist, G., & Shapiro, R. (2012). City of scoundrels: The twelve days of disaster that gave birth to modern Chicago. Books on Tape.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Krist, Gary, و Rob Shapiro. City of Scoundrels: The Twelve Days of Disaster That Gave Birth to Modern Chicago. New York, N.Y.: Books on Tape, 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Krist, Gary, و Rob Shapiro. City of Scoundrels: The Twelve Days of Disaster That Gave Birth to Modern Chicago. Books on Tape, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.