APA (7th ed.) Citation

Ahnert, F. (1989). Landforms and landform evolution in West Germany. Catena-Verl.

Chicago Style (17th ed.) Citation

Ahnert, Frank. Landforms and Landform Evolution in West Germany. Cremlingen-Destedt: Catena-Verl, 1989.

MLA (9th ed.) Citation

Ahnert, Frank. Landforms and Landform Evolution in West Germany. Catena-Verl, 1989.

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