1. The Denver Auditory Phoneme Sequencing Test;Aten,1979
2. Detroit Test of Learning Aptitude;Baker,1967
3. Psychological and Psychiatric Aspects of Speech and Hearing;Barbara,1960
4. Priorities in psychiatric residency training;Bowden;Amer. J. Psychiat.,1980
5. Retardo del languaje verbal;Caceres;Rev. Neuropsigniat.,1971