Cita APA (7a ed.)

Não informado. Visual education. National Committee for Visual Aids in Education.

Cita Chicago Style (17a ed.)

Não informado. Visual Education. London: National Committee for Visual Aids in Education.

Cita MLA (8a ed.)

Não informado. Visual Education. National Committee for Visual Aids in Education.

Precaución: Estas citas no son 100% exactas.