Spalińska, J. H. (2020). Osterwa na froncie. Institute of Art of the Polish Academy of Sciences.
Cita Chicago (17th ed.)Spalińska, Jagoda Hernik. Osterwa Na Froncie. Institute of Art of the Polish Academy of Sciences, 2020.
Cita MLA (9th ed.)Spalińska, Jagoda Hernik. Osterwa Na Froncie. Institute of Art of the Polish Academy of Sciences, 2020.
Atenció: Aquestes cites poden no estar 100% correctes.