APA (7th ed.) Citation

Vogels, H., & Du Boulay, G. (2024). The Polish Post in the Free City of Danzig 1920-1939. Hans Vogels.

Chicago Style (17th ed.) Citation

Vogels, Hans, and Giles Du Boulay. The Polish Post in the Free City of Danzig 1920-1939. Kraków: Hans Vogels, 2024.

MLA (9th ed.) Citation

Vogels, Hans, and Giles Du Boulay. The Polish Post in the Free City of Danzig 1920-1939. Hans Vogels, 2024.

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