Pelikan, J. (1971). The secret Vysocany Congress: Proceedings and documents .......of the Communist Party of Czechoslovakia 22 August 1968. Penguin Press.
Style de citation Chicago (17e éd.)Pelikan, Jiri. The Secret Vysocany Congress: Proceedings and Documents .......of the Communist Party of Czechoslovakia 22 August 1968. Penguin Press, 1971.
Style de citation MLA (9e éd.)Pelikan, Jiri. The Secret Vysocany Congress: Proceedings and Documents .......of the Communist Party of Czechoslovakia 22 August 1968. Penguin Press, 1971.
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