Karas, G. B. (2014). As an oak tree grows. Nancy Paulsen Books, an imprint of Penguin Group (USA).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKaras, G. Brian. As an Oak Tree Grows. New York, NY: Nancy Paulsen Books, an imprint of Penguin Group (USA), 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKaras, G. Brian. As an Oak Tree Grows. Nancy Paulsen Books, an imprint of Penguin Group (USA), 2014.
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