Metita Sussadee และ Aree Thayananuphat. (2014) Genotypic and phenotypic investigation of progressive retinal a trophy in dogs. kasetsart University:ม.ป.ท.Metita Sussadee และ Aree Thayananuphat. 2014. Genotypic and phenotypic investigation of progressive retinal a trophy in dogs. ม.ป.ท.:kasetsart University;Metita Sussadee และ Aree Thayananuphat. Genotypic and phenotypic investigation of progressive retinal a trophy in dogs. ม.ป.ท.:kasetsart University, 2014. Print.