Puffer, R. R., & Serrano, C. V. (1973). Patterns of Mortality in Childhood.
Chicago-čujuhus (17. p.)Puffer, Rice Ruth, juo Carlos V. Serrano. Patterns of Mortality in Childhood. 1973.
MLA-čujuhus (9. p.)Puffer, Rice Ruth, juo Carlos V. Serrano. Patterns of Mortality in Childhood. 1973.
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