Boder, E.Developmental dyslexia: Prevailing diagnostic concepts and a new diagnostic approach. In H. R. Myklebust (Ed.), Progress in Learning Disabilities, Vol. 2. New York: Grune & Stratton, 1971 .
2.
Dunn, L.M., Markwardt, F.C., Jr. , Peabody Individual Achievement Test Manual. Circle Pines, Minn.: American Guidance Service, Inc. , 1970.
3.
Harmer, W.R., Williams, F., The Wide Range Achievement Test and the Peabody Individual Achievement Test: A comparative study. Journal of Learning Disabilities , 1978, 11, 667-670.
4.
Jastak, J.P., Jastak, S.R., The Wide Range Achievement Test Manual of Instruction. Wilmington, Del.: Guidance Associates of Delaware, Inc., 1976.
5.
Nelson, H. E., Warrington, E. K., Developmental spelling retardation. In R. M. Knights, D.J. Bakker (Eds.), The Neuropsychology of Learning Disorders . Baltimore: University Park Press , 1976.
6.
Scheffé, H., The Analysis of Variance. New York: John Wiley and Sons, 1959.
