Konigsburg, E. L. (2009). The mysterious edge of the heroic world (First Aladdin Paperbacks edition.). Aladdin Paperbacks.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKonigsburg, E. L. The Mysterious Edge of the Heroic World. First Aladdin Paperbacks edition. New York: Aladdin Paperbacks, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKonigsburg, E. L. The Mysterious Edge of the Heroic World. First Aladdin Paperbacks edition. Aladdin Paperbacks, 2009.
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