Burnight, K. (2025). Joyspan: The art and science of thriving in life's second half (First edition.). Worthy Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBurnight, Kerry. Joyspan: The Art and Science of Thriving in Life's Second Half. First edition. Nashville: Worthy Publishing, 2025.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBurnight, Kerry. Joyspan: The Art and Science of Thriving in Life's Second Half. First edition. Worthy Publishing, 2025.
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