Não informado. (1973). Mental Retardation and Developmental Disabilities. Brunner Mazel.
Style de citation Chicago (17e éd.)Não informado. Mental Retardation and Developmental Disabilities. New York: Brunner Mazel, 1973.
Style de citation MLA (8e éd.)Não informado. Mental Retardation and Developmental Disabilities. Brunner Mazel, 1973.
Attention : ces citations peuvent ne pas être correctes à 100%.