Graff, G. M., & 45-Person Cast, A. F. (2019). The only plane in the sky: An oral history of september 11, 2001 (Unabridged.). Simon & Schuster Audio.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGraff, Garrett M., और A Full 45-Person Cast. The Only Plane in the Sky: An Oral History of September 11, 2001. Unabridged. New York: Simon & Schuster Audio, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGraff, Garrett M., और A Full 45-Person Cast. The Only Plane in the Sky: An Oral History of September 11, 2001. Unabridged. Simon & Schuster Audio, 2019.
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