1Joel D. Sheraton, & Jeffrey M. Poirier. (2007). Educational Equity and Public Policy: Comparing Results from 16 Countries. UNESCO Institute for Statistics, Montreal, 19.22 - 23.
2Thomas Healy, & David lstance. (2001). International Equity Indicators in Education and Learning in Industrialized Democracies: Some recent results and avenues for future. In Walo Hutmacher, Douglas Cochrane, Norberto Bottani (Ed.), In Pursuit of Equity in Education: Using International Indicators to Compare Equity Policies. Dordrecht/Boston/ London : Kluwer Academic Publishers, 206 - 207. 210 - 211.
3Marc Demeuse, Marcel Crahay, & Christian Monseur. (2001). Efficiency and Equity. In Walo Hutmacher, Douglas Cochrane, Norberto Bottani (Ed.), In Pursuit of Equity in Education : Using International Indicators to Compare Equity Policies. Dordrecht/Boston/London : Kluwer Academic Publishers, 70.71.
4Denis Meuret. (2001). A System of Equity Indicators for Educational System. In Walo Hutmacher, Douglas Cochrane, Norberto Bottani (Ed.). In Pursuit of Equity in Education :Using International Indicators to Compare Equity Policies, Dordrecht/Boston/London: Kluwer Academic Publishers, 136. 137- 147. 155- 159.
5Glen Harvey, & Susan Shurberg Understanding and Measuring Equity Klein. ( 1989 ). in Education: A Conceptual Framework. In Walter G'Secada (Ed.), Equity in Education. New York. Philadelphia. London: The Falmer Press.