Westin, A. F. The John Birch Society: "radical right" and "extreme left" in the political context of post World War II (1962). The radical right.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWestin, Alan F. "The John Birch Society: "Radical Right" and "Extreme Left" in the Political Context of Post World War II (1962)." The Radical Right .
एमएलए (8वां संस्करण) प्रशस्ति पत्रWestin, Alan F. "The John Birch Society: "Radical Right" and "Extreme Left" in the Political Context of Post World War II (1962)." The Radical Right, .
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