Παραπομπή APA

Ron, A., Smith, B. A., & Tamburi, G. (1990). Health insurance in developing countries: The social security approach. International labour office.

Παραπομπή Chicago Style

Ron, Aviva, Brian Abel Smith, και Giovanni Tamburi. Health Insurance in Developing Countries: The Social Security Approach. Geneva: International labour office, 1990.

Παραπομπή MLA

Ron, Aviva, et al. Health Insurance in Developing Countries: The Social Security Approach. International labour office, 1990.