Kessler, M. Between Communism and Anti-Communism: Franz Borkenau / Mario Kessler. German scholars in exile : new studies in intellectual history.
Chicago-referens (17:e uppl.)Kessler, Mario. "Between Communism and Anti-Communism: Franz Borkenau / Mario Kessler." German Scholars in Exile : New Studies in Intellectual History .
MLA-referens (8:e uppl.)Kessler, Mario. "Between Communism and Anti-Communism: Franz Borkenau / Mario Kessler." German Scholars in Exile : New Studies in Intellectual History, .
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