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Eugene Lyons. Assignment in Utopia. New York. 1937
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Hewlett Johnson. Soviet power. The Socialist Sixth of the World. London, 1939.
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Joseph Edward Davies. Mission to Moscow. New York. 1941.
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William Saroyan. Inhale & exhale. New York. 1936.
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Wolfgang, Leonhard. Die Revolution entläßt ihre Kinder. Köln, 1955.
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Zara Witkin. An American Engineer in Stalin’s Russia: The Memoirs of Zara Witkin, 1932–1934. Berkeley, 1991.
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