APA (7th ed.) Citation

Patsch, C. (1926). Bulgarien. Geographie des Welthandels ; Bd. 1: Europa, 1, 495-508.

Chicago Style (17th ed.) Citation

Patsch, Carl. "Bulgarien." Geographie Des Welthandels ; Bd. 1: Europa 1 (1926): 495-508.

MLA (9th ed.) Citation

Patsch, Carl. "Bulgarien." Geographie Des Welthandels ; Bd. 1: Europa, vol. 1, 1926, pp. 495-508.

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