APA (7th ed.) Citation

Polish Research Centre. (1941). Poland and Danzig. Polish Research Centre.

Chicago Style (17th ed.) Citation

Polish Research Centre. Poland and Danzig. London: Polish Research Centre, 1941.

MLA (8th ed.) Citation

Polish Research Centre. Poland and Danzig. Polish Research Centre, 1941.

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