Association for Education of the Visually Handicapped (U.S.). Fountainhead. Association for Education of the Visually Handicapped, Inc.
Cita Chicago (17th ed.)Association for Education of the Visually Handicapped (U.S.). Fountainhead. Philadelphia: Association for Education of the Visually Handicapped, Inc.
Cita MLA (8th ed.)Association for Education of the Visually Handicapped (U.S.). Fountainhead. Association for Education of the Visually Handicapped, Inc.
Atenció: Aquestes cites poden no estar 100% correctes.