TY - GEN A1 - Labuda, Gerard (1916–2010) A2 - Institute of History of the Polish Academy of Sciences PB - Państwowe Wydawnictwo Naukowe N1 - p. 97-112 N1 - Summary in French. M3 - Text CY - Poznań J2 - Studia Źródłoznawcze = Commentationes T. 2 (1958) PY - 1958 KW - Poland - Middle Ages - sources KW - medieval historiography T1 - Rocznik poznański UR - http://rcin.org.pl/dlibra/publication/edition/41511 ER -