Jirada Wudthayagorn. 2000. Attitude and motivation of elementary school students in a Japanese flea program. School of Education, University of Pittsburgh;
Jirada Wudthayagorn. (2000) Attitude and motivation of elementary school students in a Japanese flea program . University of Pittsburgh/Pittsburgh.
Jirada Wudthayagorn. Attitude and motivation of elementary school students in a Japanese flea program. . Pittsburgh:University of Pittsburgh, 2000.
Jirada Wudthayagorn. (2000) Attitude and motivation of elementary school students in a Japanese flea program . University of Pittsburgh/Pittsburgh.