Kessler, M. Between Communism and Anti-Communism: Franz Borkenau / Mario Kessler. German scholars in exile : new studies in intellectual history.
Čikaški stil citiranja (17. izdanje)Kessler, Mario. "Between Communism and Anti-Communism: Franz Borkenau / Mario Kessler." German Scholars in Exile : New Studies in Intellectual History .
MLA način citiranja (8. izdanje)Kessler, Mario. "Between Communism and Anti-Communism: Franz Borkenau / Mario Kessler." German Scholars in Exile : New Studies in Intellectual History, .
Upozorenje: Ovi citati možda nisu uvijek 100% točni.