@Article{255423, author = "Maksymilian Grzegorz", title = ""Kronika Piotra z Dusburga", Marzena Pollakówna, Wrocław-Warszawa-Kraków 1968 : [recenzja] ", year = 1970, volume = , number = 4, journal = Komunikaty Mazursko-Warmińskie, pages = s. 607-609, }