APA
Fröhlich A. D., . (19810317). The furtherance of highly, multiply retarded children in schools for the physically handicapped. : International journal of rehabilitation research. Internationale Zeitschrift fur Rehabilitationsforschung. Revue internationale de recherches de readaptation.
Chicago
Fröhlich A D, . 19810317. The furtherance of highly, multiply retarded children in schools for the physically handicapped. : International journal of rehabilitation research. Internationale Zeitschrift fur Rehabilitationsforschung. Revue internationale de recherches de readaptation.
Harvard
Fröhlich A. D., . (19810317). The furtherance of highly, multiply retarded children in schools for the physically handicapped. : International journal of rehabilitation research. Internationale Zeitschrift fur Rehabilitationsforschung. Revue internationale de recherches de readaptation.
MLA
Fröhlich A D, . The furtherance of highly, multiply retarded children in schools for the physically handicapped. : International journal of rehabilitation research. Internationale Zeitschrift fur Rehabilitationsforschung. Revue internationale de recherches de readaptation. 19810317.