Whitman, D. B. (2025). The second fifty: Answers to the 7 big questions of midlife and beyond (Large print edition.). Thorndike Press, a part of Gale, a Cengage Company.
Chicago Style (17th ed.) CitationWhitman, Debra B. The Second Fifty: Answers to the 7 Big Questions of Midlife and Beyond. Large print edition. [Waterville, Maine]: Thorndike Press, a part of Gale, a Cengage Company, 2025.
MLA引文Whitman, Debra B. The Second Fifty: Answers to the 7 Big Questions of Midlife and Beyond. Large print edition. Thorndike Press, a part of Gale, a Cengage Company, 2025.
警告：這些引文格式不一定是100％准確.