Puffer, R. R., & Serrano, C. V. (1973). Patterns of Mortality in Childhood. Pan Anerican Health Organization.
Citação norma ChicagoPuffer, Rice Ruth, and Carlos V. Serrano. Patterns of Mortality in Childhood. Washington, D.C: Pan Anerican Health Organization, 1973.
Citação norma MLAPuffer, Rice Ruth, and Carlos V. Serrano. Patterns of Mortality in Childhood. Pan Anerican Health Organization, 1973.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.