APA (7th ed.) Citation

Krüger, K. (1941). Weltatlas der Erdöl-Industrie. Roth.

Chicago Style (17th ed.) Citation

Krüger, Karl. Weltatlas Der Erdöl-Industrie. Berlin: Roth, 1941.

MLA (9th ed.) Citation

Krüger, Karl. Weltatlas Der Erdöl-Industrie. Roth, 1941.

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