Shurtliff, L. (2021). The forbidden lock (First paperback edition.). Katherine Tegen Books, an imprint of HarperCollinsPublishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रShurtliff, Liesl. The Forbidden Lock. First paperback edition. New York, NY: Katherine Tegen Books, an imprint of HarperCollinsPublishers, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रShurtliff, Liesl. The Forbidden Lock. First paperback edition. Katherine Tegen Books, an imprint of HarperCollinsPublishers, 2021.
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