Katz, J. M. (2022). Gangsters of capitalism: Smedley Butler, the Marines, and the making and breaking of America's empire (First edition.). St. Martin's Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKatz, Jonathan M. Gangsters of Capitalism: Smedley Butler, the Marines, and the Making and Breaking of America's Empire. First edition. New York: St. Martin's Press, 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKatz, Jonathan M. Gangsters of Capitalism: Smedley Butler, the Marines, and the Making and Breaking of America's Empire. First edition. St. Martin's Press, 2022.
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