APA (7th ed.) Citation

(1929). Landeskunde der Grenzmark Posen-Westpreußen. Hirt.

Chicago Style (17th ed.) Citation

Landeskunde Der Grenzmark Posen-Westpreußen. Breslau: Hirt, 1929.

MLA (9th ed.) Citation

Landeskunde Der Grenzmark Posen-Westpreußen. Hirt, 1929.

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