APA citiranje

Allegra, F., & Maffulli, N. (2009). Double Posteromedial Portals for Posterior Ankle Arthroscopy in Supine Position. Springer-Verlag.

Citação norma Chicago

Allegra, Francesco, and Nicola Maffulli. Double Posteromedial Portals for Posterior Ankle Arthroscopy in Supine Position. Springer-Verlag, 2009.

MLA citiranje

Allegra, Francesco, and Nicola Maffulli. Double Posteromedial Portals for Posterior Ankle Arthroscopy in Supine Position. Springer-Verlag, 2009.