Cita APA

Hanson, L. A., Bergstrom, S., & Rosero Bixby, L. (1994). Infant mortality and birth rates.

Citación estilo Chicago

Hanson, Lars Ake, Staffan Bergstrom, y Luis Rosero Bixby. Infant Mortality and Birth Rates. 1994.

Cita MLA

Hanson, Lars Ake, Staffan Bergstrom, y Luis Rosero Bixby. Infant Mortality and Birth Rates. 1994.