Somsong Donkaewbua. 1990. analysis of teachers' beliefs and practices in teaching mathematical problem solving in Thai elementary schoolsSomsong Donkaewbua. , University of Missouri-Columbia;
Somsong Donkaewbua. (1990) analysis of teachers' beliefs and practices in teaching mathematical problem solving in Thai elementary schoolsSomsong Donkaewbua . University of Missouri-Columbia/Columbia.
Somsong Donkaewbua. analysis of teachers' beliefs and practices in teaching mathematical problem solving in Thai elementary schoolsSomsong Donkaewbua. . Columbia:University of Missouri-Columbia, 1990.
Somsong Donkaewbua. (1990) analysis of teachers' beliefs and practices in teaching mathematical problem solving in Thai elementary schoolsSomsong Donkaewbua . University of Missouri-Columbia/Columbia.