"Diplomate. - Économiste. - Historien" . "Diplomate. - Économiste. - Historien" . . "Defeat in victory / Jan Ciechanowski, 1947. - . - The Warsaw rising of 1944 / Jan M. Ciechanowski, 1974. - . -"@fr . "0000000108936792" . . "2013-08-02"^^ . . . "05-15" . . . . "Jan" . . . "2023-12-13" . . . . . . . . . "Jan Ciechanowski (1887-1973)"@fr . . . . "LC Authorities. - http://authorities.loc.gov. - 2023-10-06 BN Cat. gén. suppl.. - . -"@fr . "1887-05-15" . . "Ciechanowski" . "Grodziec (Pologne)" . . . "male" . "Jan Ciechanowski" . . . "1973"^^ . . "Jan M. Ciechanowski"@fr . . "Grodziec (Pologne)" . . . "1887"^^ . . "Washington, D. C." . "Washington, D. C." . . . . . . "14852538"^^ . "Diplomate. - Économiste. - Historien"@fr . "2005-09-30" . . . . . . "1973-04-19" . "VIAF" . . .