Puffer, R. R., & Serrano, C. V. (1973). Patterns of Mortality in Childhood.
Čikaški stil citiranja (17. izdanje)Puffer, Rice Ruth, i Carlos V. Serrano. Patterns of Mortality in Childhood. 1973.
MLA način citiranja (9. izdanje)Puffer, Rice Ruth, i Carlos V. Serrano. Patterns of Mortality in Childhood. 1973.
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