Mazowiecka elita feudalna późnego średniowiecza
By: Jan Piętka.
Edition: Wyd. 1.
Publisher: Państwowe Wydawn. Naukowe
Published: 1975
Place of publication: Warszawa
Language: pol
Number of pages: 198
Subjects: Nobility -- Poland -- Masovia.; Masovia (Poland) -- Genealogy.
Notes: Includes bibliographical references and index.
At head of title: Polska Akademia Nauk. Instytut Historii.
Summary in French and Russian.
Errata slip inserted.