APA (7th ed.) Citation

(2001). Ökobase Umweltatlas Version 4.0. Hölter.

Chicago Style (17th ed.) Citation

Ökobase Umweltatlas Version 4.0. Haan: Hölter, 2001.

MLA (9th ed.) Citation

Ökobase Umweltatlas Version 4.0. Hölter, 2001.

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