AllenA. A., & CrossJ. L.Suggested basic material for slow learning children.Columbus, Ohio: State Department of Education, 1966.
2.
BorrecaF. A.BurgerR.GoldsteinI. & SimchesR.A functional vocabulary for slow learners. American Journal of Mental Deficiency, 1953, 58, 273–300.
3.
DunnL. M.A comparison of the reading processes of mentally retarded and normal boys of the same mental age. Monographs of The Society for Research in Child Development, 1956, 19, 7–99.
4.
GrayW. S.Reading. In HarrisC. W. (Ed.), Encyclopedia of educational research. (3rd ed.) New York: Macmillan, 1960.
5.
GoldsteinH., & SeigleD. M.A curriculum guide for teachers of the educable mentally handicapped.Springfield, Ill.: Office of Public Instruction, 1958.
6.
KirkS. A.Teaching reading to slow learning children.Boston: Houghton Mifflin, 1940.
7.
KirkS. A.Research in education. In StevensH. A. & HeberR. (Eds.), Mental retardation: A review of research.Chicago: University of Chicago Press, 1964.
8.
KirkS. A., & JohnsonG. O.Educating the retarded child.Boston: Houghton Mifflin, 1951.
9.
LorgeI.Predicting readability. In HunnicuttC. W. & IversonW. G. (Eds.), Research in the three R's.New York: Harper & Row, 1958.
10.
SheperdG.Selected factors in the reading ability of educable mentally retarded boys. Unpublished doctoral dissertation, University of Illinois, 1965.