Gaya APA

DOYMA, E. (2013). Journal of Optometry (April-June 2013, Vol. 6, n.2, page 101-108). Spanish: Elsevier Espana.

Gaya MLA

DOYMA, Elsevier. "Journal of Optometry". April-June 2013, Vol. 6, n.2, page 101-108 Spanish: Elsevier Espana, 2013. Text.