Segal, R. (1970). America's receding future: The collision of creed and reality. Penguin books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSegal, Ronald. America's Receding Future: The Collision of Creed and Reality. Penguin books, 1970.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSegal, Ronald. America's Receding Future: The Collision of Creed and Reality. Penguin books, 1970.
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