Jack, W. (1999). Principles of health economics for developing countries. WBI Development Studies.
Cita Chicago (17th ed.)Jack, William. Principles of Health Economics for Developing Countries. Washington: WBI Development Studies, 1999.
Cita MLA (8th ed.)Jack, William. Principles of Health Economics for Developing Countries. WBI Development Studies, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.