1. Visuo-Motor Gestalt Test (Research Monograph No. 3);Bender, L.,1938
2. The Psychology of Special Abilities and Disabilities;Bronner, A.F.,1917
3. Developmental Dyslexia;Critchley, M.,1964
4. A case of congenital word-blindness (inability to learn to read);Fisher, J.H.;Ophthalmic Review,1905
5. Developmental Diagnosis;Gesell, A.; Amatruda, C.S.,1947