Gudenkauf, H. (2019). Before she was found. Park Row Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGudenkauf, Heather. Before She Was Found. Toronto, ON: Park Row Books, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGudenkauf, Heather. Before She Was Found. Park Row Books, 2019.
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