APA (7th ed.) Citation

Wortberg, C. (2008). Easy. Thienemann.

Chicago Style (17th ed.) Citation

Wortberg, Christoph. Easy. Stuttgart: Thienemann, 2008.

MLA (9th ed.) Citation

Wortberg, Christoph. Easy. Thienemann, 2008.

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