Jack, W. (1999). Principles of health economics for developing countries. WBI Development Studies.
Chicago-referens (17:e uppl.)Jack, William. Principles of Health Economics for Developing Countries. Washington: WBI Development Studies, 1999.
MLA-referens (8:e uppl.)Jack, William. Principles of Health Economics for Developing Countries. WBI Development Studies, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.