Ruby, L. (2017). York (First edition.). Walden Pond Press, an imprint of HarperCollins Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRuby, Laura. York. First edition. New York, NY: Walden Pond Press, an imprint of HarperCollins Publishers, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRuby, Laura. York. First edition. Walden Pond Press, an imprint of HarperCollins Publishers, 2017.
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