Kuszewski, K., Gericke, C., & Busse, R. (2005). Health systems in transition: Poland. World Health Organization. Regional Office for Europe : European Observatory on Health Systems and Policies.
Παραπομπή σε μορφή Chicago (17η εκδ.)Kuszewski, Krzysztof, Christian Gericke, και Reinhard Busse. Health Systems in Transition: Poland. Copenhagen: World Health Organization. Regional Office for Europe : European Observatory on Health Systems and Policies, 2005.
Παραπομπή σε μορφή MLA (8th εκδ.)Kuszewski, Krzysztof, et al. Health Systems in Transition: Poland. World Health Organization. Regional Office for Europe : European Observatory on Health Systems and Policies, 2005.
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