Não informado. (1980). Behavior research of severe developmental disabilities. North Holland Publishing.
Style de citation Chicago (17e éd.)Não informado. Behavior Research of Severe Developmental Disabilities. Amsterdam: North Holland Publishing, 1980.
Style de citation MLA (8e éd.)Não informado. Behavior Research of Severe Developmental Disabilities. North Holland Publishing, 1980.
Attention : ces citations peuvent ne pas être correctes à 100%.