Van Dyke, D., & McThenia, T. (2025). 100 rules for living to 100: An optimist's guide to a happy life (Large print edition.). Thorndike Press, A part of Gale, a Cengage Company.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Van Dyke, Dick, و Tal McThenia. 100 Rules for Living to 100: An Optimist's Guide to a Happy Life. Large print edition. [Waterville, Maine]: Thorndike Press, A part of Gale, a Cengage Company, 2025.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Van Dyke, Dick, و Tal McThenia. 100 Rules for Living to 100: An Optimist's Guide to a Happy Life. Large print edition. Thorndike Press, A part of Gale, a Cengage Company, 2025.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.