Podos, R. (2016). The mystery of hollow places. Balzer + Bray, an imprint of HarperCollins Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPodos, Rebecca. The Mystery of Hollow Places. New York, NY: Balzer + Bray, an imprint of HarperCollins Publishers, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPodos, Rebecca. The Mystery of Hollow Places. Balzer + Bray, an imprint of HarperCollins Publishers, 2016.
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