Levine, C. (2018). Navigating your later years. John Wiley & Sons, Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLevine, Carol. Navigating Your Later Years. Hoboken, NJ: John Wiley & Sons, Inc., 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLevine, Carol. Navigating Your Later Years. John Wiley & Sons, Inc., 2018.
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