APA (7th ed.) Citation

Barth, K., Barth, B., & Roemer, S. (2007). Learning ballet. Meyer & Meyer Sport (UK) Ltd..

Chicago Style (17th ed.) Citation

Barth, Katrin, Berndt Barth, and Sigrid Roemer. Learning Ballet. Oxford: Meyer & Meyer Sport (UK) Ltd., 2007.

MLA (9th ed.) Citation

Barth, Katrin, et al. Learning Ballet. Meyer & Meyer Sport (UK) Ltd., 2007.