Percival, T. (2022). Tilda tries again. Bloomsbury Children's Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPercival, Tom. Tilda Tries Again. New York: Bloomsbury Children's Books, 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPercival, Tom. Tilda Tries Again. Bloomsbury Children's Books, 2022.
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