APA (7th ed.) Citation

Penkalla, A. (1990). The "Przytk incidents" of 9 march 1936 from archival documents. Polin.

Chicago Style (17th ed.) Citation

Penkalla, Adam. "The "Przytk Incidents" of 9 March 1936 from Archival Documents." Polin 1990.

MLA (8th ed.) Citation

Penkalla, Adam. "The "Przytk Incidents" of 9 March 1936 from Archival Documents." Polin, 1990.

Warning: These citations may not always be 100% accurate.