Abadzi, H. (2003). Improving adult literacy outcomes: Lessons from cognitive research for developing countries. World Bank.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Abadzi, Helen. Improving Adult Literacy Outcomes: Lessons from Cognitive Research for Developing Countries. Washington, D.C.: World Bank, 2003.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Abadzi, Helen. Improving Adult Literacy Outcomes: Lessons from Cognitive Research for Developing Countries. World Bank, 2003.