Cita APA

Lawrence, E. M., Rogers, R. G., & Wadsworth, T. (2015). Happiness and Longevity in the United States. Soc Sci Med.

Chicago Style Citation

Lawrence, Elizabeth M., Richard G. Rogers, i Tim Wadsworth. "Happiness and Longevity in the United States." Soc Sci Med 2015.

Cita MLA

Lawrence, Elizabeth M., Richard G. Rogers, i Tim Wadsworth. "Happiness and Longevity in the United States." Soc Sci Med 2015.