APA (7th ed.) Citation

Schunk, C. (2013). Sonneberg gestern: 2014.

Chicago Style (17th ed.) Citation

Schunk, Claus. Sonneberg Gestern: 2014. 2013.

MLA (8th ed.) Citation

Schunk, Claus. Sonneberg Gestern: 2014. 2013.

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