Poundstone, P. (2017). The totally unscientific study of the search for human happiness (Unabridged.). HighBridge, a division of Recorded Books.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Poundstone, Paula. The Totally Unscientific Study of the Search for Human Happiness. Unabridged. [Prince Frederick, Maryland]: HighBridge, a division of Recorded Books, 2017.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Poundstone, Paula. The Totally Unscientific Study of the Search for Human Happiness. Unabridged. HighBridge, a division of Recorded Books, 2017.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.