Schrefer, E. (2022). The darkness outside us (First paperback edition.). Katherine Tegen Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchrefer, Eliot. The Darkness Outside Us. First paperback edition. New York, NY: Katherine Tegen Books, 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSchrefer, Eliot. The Darkness Outside Us. First paperback edition. Katherine Tegen Books, 2022.
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