Zeman. Death and Other Penalties. Fordham University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रZeman. Death and Other Penalties. Fordham University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रZeman. Death and Other Penalties. Fordham University Press.
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