APA način citiranja

Ng, V. Y., & Ellis, T. J. (2011). Letter to the Editor: The Cam-type Deformity of the Proximal Femur Arises in Childhood in Response to Vigorous Sporting Activity. Springer-Verlag.

Čikaški stil citiranja

Ng, Vincent Y., i Thomas J. Ellis. Letter to the Editor: The Cam-type Deformity of the Proximal Femur Arises in Childhood in Response to Vigorous Sporting Activity. Springer-Verlag, 2011.

MLA način citiranja

Ng, Vincent Y., i Thomas J. Ellis. Letter to the Editor: The Cam-type Deformity of the Proximal Femur Arises in Childhood in Response to Vigorous Sporting Activity. Springer-Verlag, 2011.