Ruby, L. (2019). Thirteen doorways, wolves behind them all (First edition.). Balzer + Bray, an imprint of HarperCollins.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRuby, Laura. Thirteen Doorways, Wolves Behind Them All. First edition. New York, NY: Balzer + Bray, an imprint of HarperCollins, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRuby, Laura. Thirteen Doorways, Wolves Behind Them All. First edition. Balzer + Bray, an imprint of HarperCollins, 2019.
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