ENSMINGER, E. Eugene. A PROPOSED MODEL FOR SELECTING, MODIFYING, OR DEVELOPING INSTRUCTIONAL MATERIALS FOR HANDICAPPED CHILDREN. Focus on Exceptional Children, [S. l.], v. 1, n. 9, 1970. DOI: 10.17161/foec.v1i9.7079. Disponível em: https://journals.ku.edu/focusXchild/article/view/7079.. Acesso em: 22 jul. 2024.