Ron, A. (1990). Health insurance in developing countries: The social security approach. International Labour Office.
Chicago-referens (17:e uppl.)Ron, Aviva. Health Insurance in Developing Countries: The Social Security Approach. Geneva: International Labour Office, 1990.
MLA-referens (9:e uppl.)Ron, Aviva. Health Insurance in Developing Countries: The Social Security Approach. International Labour Office, 1990.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.