Card, O. S., & Smith, D. (2019). Lost and found (First edition.). Blackstone Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCard, Orson Scott, और Djamika Smith. Lost and Found. First edition. Ashland, OR: Blackstone Publishing, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCard, Orson Scott, और Djamika Smith. Lost and Found. First edition. Blackstone Publishing, 2019.
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