Keefe, P. R. (2022). Empire of pain: The secret history of the Sackler dynasty (First Anchor Books edition.). Anchor Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKeefe, Patrick Radden. Empire of Pain: The Secret History of the Sackler Dynasty. First Anchor Books edition. New York: Anchor Books, 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKeefe, Patrick Radden. Empire of Pain: The Secret History of the Sackler Dynasty. First Anchor Books edition. Anchor Books, 2022.
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