Johnson, K., Bradley, S. E., & Govindasamy, P. (2008). Trends in economic differentials in population and health. Macro International Inc., USAID.
Chicago Style aipamenaJohnson, Kiersten, Sarah E.K Bradley, and Pav Govindasamy. Trends in Economic Differentials in Population and Health. Kathmandu: Macro International Inc., USAID, 2008.
MLA aipamenaJohnson, Kiersten, et al. Trends in Economic Differentials in Population and Health. Macro International Inc., USAID, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.