1. Diseases of the nervous system in infancy, childhood and adolescence;Ford,1937
2. A textbook of clinical neurology;Wechsler,1939
3. Inquiries into human faculty and its development;Galton,1883
4. The cry thresholds of normal infants and those with brain damage: An aid in the early diagnoses of severe brain damage;Karelitz;J. Pediat.,1962
5. Infants' vocalizations and their significance;Karelitz,1960