APA (7th ed.) Citation

(1999). Umwelt. WVT, Wiss. Verl. Trier.

Chicago Style (17th ed.) Citation

Umwelt. Trier: WVT, Wiss. Verl. Trier, 1999.

MLA (9th ed.) Citation

Umwelt. WVT, Wiss. Verl. Trier, 1999.

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