APA (7th ed.) Citation

Gabriel, S., & Verrycken, F. (2009). Umwelttechnologien schaffen Millionen neue Jobs.

Chicago Style (17th ed.) Citation

Gabriel, Sigmar, and Fréderic Verrycken. Umwelttechnologien Schaffen Millionen Neue Jobs. 2009.

MLA (8th ed.) Citation

Gabriel, Sigmar, and Fréderic Verrycken. Umwelttechnologien Schaffen Millionen Neue Jobs. 2009.

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