MLA

Alió y Sanz, Jorge L, et al. Difficult and Complicated Cases In Refractive Surgery. Springer Berlin Heidelberg, 2015.

APA

Alió y Sanz, J. L, Abbouda, A., Aswad, A. El, & Azar, D. T. (2015). Difficult and Complicated Cases in Refractive Surgery. Springer Berlin Heidelberg.

Chicago

Alió y Sanz, Jorge L., Alessandro Abbouda, Amr El Aswad, and Dimitri T Azar. Difficult and Complicated Cases In Refractive Surgery. : Springer Berlin Heidelberg, 2015.