Guendelsberger, E. (2019). On the clock: What low-wage work did to me and how it drives America insane (First edition.). Little, Brown and Company.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Guendelsberger, Emily. On the Clock: What Low-wage Work Did to Me and How It Drives America Insane. First edition. New York: Little, Brown and Company, 2019.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Guendelsberger, Emily. On the Clock: What Low-wage Work Did to Me and How It Drives America Insane. First edition. Little, Brown and Company, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.