Shenon, P., & Petkoff, R. (2013). A cruel and shocking act: The secret history of the Kennedy assassination (Unabridged.). Macmillan Audio.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रShenon, Philip, और Robert Petkoff. A Cruel and Shocking Act: The Secret History of the Kennedy Assassination. Unabridged. [New York]: Macmillan Audio, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रShenon, Philip, और Robert Petkoff. A Cruel and Shocking Act: The Secret History of the Kennedy Assassination. Unabridged. Macmillan Audio, 2013.
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