APA (7 वां संस्करण) प्रशस्ति पत्र
Bessler, J. D. (2011). Cruel and unusual: The American death penalty and the founders' Eighth Amendment. Northeastern University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Bessler, John D. Cruel and Unusual: The American Death Penalty and the Founders' Eighth Amendment. Boston: Northeastern University Press, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Bessler, John D. Cruel and Unusual: The American Death Penalty and the Founders' Eighth Amendment. Northeastern University Press, 2011.
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