Παραπομπή σε μορφή APA (7η εκδ.)

Gaál, P., & Riesberg, A. (2004). Health care systems in transition: Hungary. World Health Organization. Regional Office for Europe : European Observatory on Health Systems and Policies.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gaál, Péter, και Annette Riesberg. Health Care Systems in Transition: Hungary. Copenhagen: World Health Organization. Regional Office for Europe : European Observatory on Health Systems and Policies, 2004.

Παραπομπή σε μορφή MLA (8th εκδ.)

Gaál, Péter, και Annette Riesberg. Health Care Systems in Transition: Hungary. World Health Organization. Regional Office for Europe : European Observatory on Health Systems and Policies, 2004.