Salvatore, R. A. (2020). Relentless (First edition.). HarperVoyager, an imprint of HarperCollinsPublishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSalvatore, R. A. Relentless. First edition. New York, NY: HarperVoyager, an imprint of HarperCollinsPublishers, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSalvatore, R. A. Relentless. First edition. HarperVoyager, an imprint of HarperCollinsPublishers, 2020.
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