Citação norma APA

Ayieko, P., Okiro, E., Edwards, T., Nyamai, R., & English, M. (2012). Variations in mortality in children admitted with pneumonia to Kenyan hospitals. Public Library of Science.

Citação norma Chicago

Ayieko, P., E. Okiro, T. Edwards, R. Nyamai, and M. English. Variations in Mortality in Children Admitted with Pneumonia to Kenyan Hospitals. Public Library of Science, 2012.

Citação norma MLA

Ayieko, P., et al. Variations in Mortality in Children Admitted with Pneumonia to Kenyan Hospitals. Public Library of Science, 2012.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.