Cita APA

Giordano, L., Friedman, D. S., Repka, M. X., Katz, J., Ibironke, J., Hawes, P., & Tielsch, J. M. (2009). Prevalence of Refractive Error among Preschool Children in an Urban Population: The Baltimore Pediatric Eye Disease Study.

Chicago Style Citation

Giordano, Lydia, David S. Friedman, Michael X. Repka, Joanne Katz, Josephine Ibironke, Patricia Hawes, i James M. Tielsch. Prevalence of Refractive Error Among Preschool Children in an Urban Population: The Baltimore Pediatric Eye Disease Study. 2009.

Cita MLA

Giordano, Lydia, et al. Prevalence of Refractive Error Among Preschool Children in an Urban Population: The Baltimore Pediatric Eye Disease Study. 2009.