Hughes, E. (2022). The hard sell: Crime and punishment at an opioid startup (First edition.). Doubleday.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHughes, Evan. The Hard Sell: Crime and Punishment at an Opioid Startup. First edition. New York: Doubleday, 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHughes, Evan. The Hard Sell: Crime and Punishment at an Opioid Startup. First edition. Doubleday, 2022.
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