International Journal of Progressive Education 2009, Vol. 5(3) 6-24
William Medina-Jerez, Carolyn Taylor & Carol Bryant
Country | |||
---|---|---|---|
France | 52 | 52 | |
United States | 28 | 93 | |
Unknown | 10 | 39 | |
Russian Federation | 5 | 6 | |
Singapore | 3 | 3 | |
Sweden | 1 | 1 | |
Malaysia | 1 | 1 | |
Thailand | 0 | 2 | |
Switzerland | 0 | 1 | |
Total 9 countries |