Downs, A. F. (2021). That sounds fun: The joys of being an amateur, the power of falling in love, and why you need a hobby. Revell, a division of Baker Publishing Group.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Downs, Annie F. That Sounds Fun: The Joys of Being an Amateur, the Power of Falling in Love, and Why You Need a Hobby. Grand Rapids, Michigan: Revell, a division of Baker Publishing Group, 2021.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Downs, Annie F. That Sounds Fun: The Joys of Being an Amateur, the Power of Falling in Love, and Why You Need a Hobby. Revell, a division of Baker Publishing Group, 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.