. . "Enfants handicapés mentaux Éducation." . . "Fanciulli disabili Educazione." . . "Scuole per disabili mentali Stati Uniti." . . . . . . . "A survey of provisions for the organization of instruction of the educable and the trainable mentally retarded pupils in the public schools. A dissertation, etc"@en . . . . . "A survey of provisions for the organization of instruction of the educable and the trainable mentally retarded pupils in the public schools" . "A survey of provisions for the organization of instruction of the educable and the trainable mentally retarded pupils in the public schools"@en . . . . . . . "A survey of provisions for the organization of instruction of the educable and the trainable mentally retarded pupils in the public schools : a dissertation" . "A survey of ptovisions for the organization of instruction of the educable and the trainable mentally retarded pupils in the public schools" . . . "A Survey of provisions for the organization of instruction of the educable and the trainable mentally retarded pupils in the public schools... : by Christine Mary Sweeney" . .