Black, C. E. 1. -. (1954). Challenge in Eastern Europe: 12 essays. New Brunswick, N.J.: Rutgers University.
Citación estilo ChicagoBlack, Cyril Edwin 1915 -. Challenge in Eastern Europe: 12 Essays. New Brunswick, N.J.: Rutgers University, 1954.
Cita MLABlack, Cyril Edwin 1915 -. Challenge in Eastern Europe: 12 Essays. New Brunswick, N.J.: Rutgers University, 1954.
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