Ii, M. (1996). The demand for medical care: Evidence from urban areas in Bolivia. World Bank.
Chicago-viite (17. p.)Ii, Masako. The Demand for Medical Care: Evidence from Urban Areas in Bolivia. Washington, D.C: World Bank, 1996.
MLA-viite (9. p.)Ii, Masako. The Demand for Medical Care: Evidence from Urban Areas in Bolivia. World Bank, 1996.
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