Tesh, J. (2020). Relentless: Unleashing a life of purpose, grit, and faith. Nelson Books, an imprint of Thomas Nelson.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTesh, John. Relentless: Unleashing a Life of Purpose, Grit, and Faith. Nashville, Tennessee: Nelson Books, an imprint of Thomas Nelson, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रTesh, John. Relentless: Unleashing a Life of Purpose, Grit, and Faith. Nelson Books, an imprint of Thomas Nelson, 2020.
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