Citazione Stile APA (7a Edizione)

Carmena, A., & Jhung, F. (2011). The ten-minute ballet break: All levels. Ballet Dynamics Inc..

Citazione stile Chigago Style (17a edizione)

Carmena, Antonio, e Finis Jhung. The Ten-minute Ballet Break: All Levels. [New York, NY]: Ballet Dynamics Inc., 2011.

Citatione MLA (9a ed.)

Carmena, Antonio, e Finis Jhung. The Ten-minute Ballet Break: All Levels. Ballet Dynamics Inc., 2011.