Oconnor N., Hermelin Beate
Speech and thought in severe subnormality an experimental study - - Oxford Pergamon press 1963 - 122 p. 22 cm. - .
Mental Retardation, Mentally Disabled Persons, Speech, Speech Disorders
Speech Disorders
Speech
Mentally Disabled Persons
Mental Retardation
WM475 / OCO
Speech and thought in severe subnormality an experimental study - - Oxford Pergamon press 1963 - 122 p. 22 cm. - .
Mental Retardation, Mentally Disabled Persons, Speech, Speech Disorders
Speech Disorders
Speech
Mentally Disabled Persons
Mental Retardation
WM475 / OCO