Cita APA (7a ed.)

Não informado. (1974). Special Education. National Council for Special Education.

Cita Chicago Style (17a ed.)

Não informado. Special Education. London: National Council for Special Education, 1974.

Cita MLA (8a ed.)

Não informado. Special Education. National Council for Special Education, 1974.

Precaución: Estas citas no son 100% exactas.