APA (7th ed.) Citation

Kroepelin, H., & Sundermeyer, J. (1975). Literaturstudie Ölschiefer. ZLDI.

Chicago Style (17th ed.) Citation

Kroepelin, Hans, and Johanna Sundermeyer. Literaturstudie Ölschiefer. München: ZLDI, 1975.

MLA (9th ed.) Citation

Kroepelin, Hans, and Johanna Sundermeyer. Literaturstudie Ölschiefer. ZLDI, 1975.

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