Collins, A. (2013). Darkness before dawn (Center Point Large Print edition.). Center Point Large Print.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCollins, Ace. Darkness Before Dawn. Center Point Large Print edition. Thorndike, Maine: Center Point Large Print, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCollins, Ace. Darkness Before Dawn. Center Point Large Print edition. Center Point Large Print, 2013.
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