Cita APA (7a ed.)

Nahhas, M., Bhopal, R., Anandan, C., Elton, R., & Sheikh, A. (2012). Prevalence of allergic disorders among primary school-aged children in Madinah, Saudi Arabia: Two-stage cross-sectional survey. Public Library of Science (PLoS).

Cita Chicago Style (17a ed.)

Nahhas, Mahmoud, Raj Bhopal, Chantelle Anandan, Rob Elton, y Aziz Sheikh. Prevalence of Allergic Disorders Among Primary School-aged Children in Madinah, Saudi Arabia: Two-stage Cross-sectional Survey. Public Library of Science (PLoS), 2012.

Cita MLA (8a ed.)

Nahhas, Mahmoud, et al. Prevalence of Allergic Disorders Among Primary School-aged Children in Madinah, Saudi Arabia: Two-stage Cross-sectional Survey. Public Library of Science (PLoS), 2012.