APA (7th ed.) Citation

Helmberger, H. (2015). Jahresbericht 2015.

Chicago Style (17th ed.) Citation

Helmberger, Hans. Jahresbericht 2015. 2015.

MLA (9th ed.) Citation

Helmberger, Hans. Jahresbericht 2015. 2015.

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