Lewis, B. (2017). The proving. Bethany House, a division of Baker Publishing Group.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLewis, Beverly. The Proving. Minneapolis, Minnesota: Bethany House, a division of Baker Publishing Group, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLewis, Beverly. The Proving. Bethany House, a division of Baker Publishing Group, 2017.
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