Não informado. (1977). Exceptional Child Education Resources. Council for Exceptional Children.
Chicago Style (17th ed.) CitationNão informado. Exceptional Child Education Resources. Reston, Va: Council for Exceptional Children, 1977.
MLA (8th ed.) CitationNão informado. Exceptional Child Education Resources. Council for Exceptional Children, 1977.
Warning: These citations may not always be 100% accurate.