Shultz, K. S., Kaye, M., & Annesley, M. (2015). Happy retirement: The psychology of reinvention (First American edition.). DK.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रShultz, Kenneth S., Megan Kaye, और Mike Annesley. Happy Retirement: The Psychology of Reinvention. First American edition. New York, New York: DK, 2015.
एमएलए (8वां संस्करण) प्रशस्ति पत्रShultz, Kenneth S., et al. Happy Retirement: The Psychology of Reinvention. First American edition. DK, 2015.
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