Watchareerat Boonumnuay. 2001. Factors affecting the operation of school milk for grade 5-6 primary school students programme in the municipal area of Buriram province. Field of Study Appropriate Technology for Resource Development, Mahidol University;

Watchareerat Boonumnuay. Factors affecting the operation of school milk for grade 5-6 primary school students programme in the municipal area of Buriram province. . Bangkok:Mahidol University, 2001.

Watchareerat Boonumnuay. (2001) Factors affecting the operation of school milk for grade 5-6 primary school students programme in the municipal area of Buriram province . Mahidol University/Bangkok.