Birdsall, J. (2018). The Penderwicks at last (First edition.). Alfred A. Knopf, an imprint of Random House Children's Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBirdsall, Jeanne. The Penderwicks at Last. First edition. New York: Alfred A. Knopf, an imprint of Random House Children's Books, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBirdsall, Jeanne. The Penderwicks at Last. First edition. Alfred A. Knopf, an imprint of Random House Children's Books, 2018.
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