APA استشهاد

Rosero Bixby, L., & Dow, W. H. (2016). Exploring why Costa Rica outperforms the United States in life expectancy: A tale of two inequality gradients.

استشهاد بنمط شيكاغو

Rosero Bixby, Luis, و William H. Dow. Exploring Why Costa Rica Outperforms the United States in Life Expectancy: A Tale of Two Inequality Gradients. 2016.

MLA استشهاد

Rosero Bixby, Luis, و William H. Dow. Exploring Why Costa Rica Outperforms the United States in Life Expectancy: A Tale of Two Inequality Gradients. 2016.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.