Lunden, J. (2020). Why did I come into this room?: A candid conversation about aging. Forefront Books.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Lunden, Joan. Why Did I Come into This Room?: A Candid Conversation About Aging. [New York]: Forefront Books, 2020.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Lunden, Joan. Why Did I Come into This Room?: A Candid Conversation About Aging. Forefront Books, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.