Downs, R. C. (2020). The feel good effect: Reclaim your wellness by finding small shifts that create big change (First edition.). Ten Speed Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Downs, Robyn Conley. The Feel Good Effect: Reclaim Your Wellness by Finding Small Shifts That Create Big Change. First edition. [Emeryville], California: Ten Speed Press, 2020.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Downs, Robyn Conley. The Feel Good Effect: Reclaim Your Wellness by Finding Small Shifts That Create Big Change. First edition. Ten Speed Press, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.