McCurdy, D. (2005). How much is enough?: Balancing today's needs with tomorrow's retirement goals. John Wiley & Sons.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)McCurdy, Diane. How Much Is Enough?: Balancing Today's Needs with Tomorrow's Retirement Goals. Hoboken: John Wiley & Sons, 2005.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)McCurdy, Diane. How Much Is Enough?: Balancing Today's Needs with Tomorrow's Retirement Goals. John Wiley & Sons, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.