Cita APA (7th ed.)

Puffer, R. R., & Serrano, C. V. (1973). Patterns of Mortality in Childhood.

Cita Chicago (17th ed.)

Puffer, Rice Ruth, i Carlos V. Serrano. Patterns of Mortality in Childhood. 1973.

Cita MLA (9th ed.)

Puffer, Rice Ruth, i Carlos V. Serrano. Patterns of Mortality in Childhood. 1973.