Não informado. (1967). Deficience mentale. Canadian Association for Retarded Children.
Style de citation Chicago (17e éd.)Não informado. Deficience Mentale. Toronto, Canada: Canadian Association for Retarded Children, 1967.
Style de citation MLA (8e éd.)Não informado. Deficience Mentale. Canadian Association for Retarded Children, 1967.
Attention : ces citations peuvent ne pas être correctes à 100%.