Hollis, J. (2006). Finding meaning in the second half of life (First trade paperback edition.). Avery.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHollis, James. Finding Meaning in the Second Half of Life. First trade paperback edition. New York: Avery, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHollis, James. Finding Meaning in the Second Half of Life. First trade paperback edition. Avery, 2006.
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