Search for: ([Subject and Keywords = Bogurodzica \(Mother of God\)] OR [Subject and Keywords = liturgical period of Christmas] OR [Subject and Keywords = prayer] OR [Subject and Keywords = sermon] OR [Subject and Keywords = singing] OR [Subject and Keywords = recitation] OR [Subject and Keywords = textual transformations] OR [Subject and Keywords = liturgical structure] OR [Subject and Keywords = linguistic analysis of a song] OR [Subject and Keywords = Latin hymnography] OR [Subject and Keywords = Bogurodzica] OR [Subject and Keywords = liturgiczny okres Bożego Narodzenia] OR [Subject and Keywords = modlitwa] OR [Subject and Keywords = kazanie] OR [Subject and Keywords = śpiew] OR [Subject and Keywords = recytacja] OR [Subject and Keywords = przeobrażenia tekstowe] OR [Subject and Keywords = struktura liturgiczna] OR [Subject and Keywords = analiza lingwistyczna pieśni] OR [Subject and Keywords = hymnografia łacińska] OR [Title = Dlaczego \"Bogurodzicę\" śpiewano w liturgicznym okresie Bożego Narodzenia\?] OR [Creator = Mazurkiewicz, Roman] OR [Creator = Wanicowa, Zofia])