APA (7th ed.) Citation

Arnold, S. (1951). Geografia historyczna Polski. PWN.

Chicago Style (17th ed.) Citation

Arnold, Stanisław. Geografia Historyczna Polski. Warszawa: PWN, 1951.

MLA (8th ed.) Citation

Arnold, Stanisław. Geografia Historyczna Polski. PWN, 1951.

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