APA citiranje

Vargas-Morúa, G., & Vargas-Morúa, E. (2015). Polio Crisis in Costa Rica: Lessons Learned and Achievements.

Citación estilo Chicago

Vargas-Morúa, Gioconda, y Elizarda Vargas-Morúa. Polio Crisis in Costa Rica: Lessons Learned and Achievements. 2015.

MLA citiranje

Vargas-Morúa, Gioconda, y Elizarda Vargas-Morúa. Polio Crisis in Costa Rica: Lessons Learned and Achievements. 2015.

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