Brynjolfsson, E., McAfee, A., & Cummings, J. (2014). The second machine age: Work, progress, and prosperity in a time of brilliant technologies (Unabridged.). Brilliance Audio, Inc..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Brynjolfsson, Erik, Andrew McAfee, و Jeff Cummings. The Second Machine Age: Work, Progress, and Prosperity in a Time of Brilliant Technologies. Unabridged. Grand Haven, MI: Brilliance Audio, Inc., 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Brynjolfsson, Erik, et al. The Second Machine Age: Work, Progress, and Prosperity in a Time of Brilliant Technologies. Unabridged. Brilliance Audio, Inc., 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.