APA ציטוט

Jack, W. (1999). Principles of health economics for developing countries. Washington DC: World Bank.

Trích dẫn kiểu Chicago

Jack, William. Principles of Health Economics for Developing Countries. Washington DC: World Bank, 1999.

ציטוט MLA

Jack, William. Principles of Health Economics for Developing Countries. Washington DC: World Bank, 1999.