CantorG. N., and RyanT. J.Retention of verbal paired-associates in normals and retardates. American Journal of Mental Deficiency, 1962, 66, 861–865.
2.
CruickshankW. C.Arithmetic ability of mentally retarded children: ability to differentiate extraneous materials from needed arithmetical facts. Journal of Educational Research, 1948, 42, 161–170.
3.
EismanBernice S.Paired associate learning, generalization, and retention as a function of intelligence. American Journal of Mental Deficiency, 1958, 63, 481–489.
4.
FinleyCarmen J.Arithmetic achievement in mentally retarded children: the effects of presenting the problem in different contexts. American Journal of Mental Deficiency, 1962, 67, 281–286.
5.
HeberR., PrehmH., NardiG., and SimpsonNancy. Learning and retention of retarded and normal children on a paired associates task. Paper read at meeting of the American Association on Mental Deficiency, New York, May, 1962.
6.
JohnsonG. O., and BlakeKathryn A.Learning performance of retarded and normal children. Syracuse: Syracuse University Press, 1960.
7.
RingElizabeth M., and PalermoD. S.Paired associate learning of retarded and normal children. American Journal of Mental Deficiency, 1961, 66, 100–107.
8.
ThresherJanice M.A problem for educators: arithmetic concept formation in the mentally retarded child. American Journal of Mental Deficiency, 1962, 66, 766–773.
9.
VergasonG. A.Retention in retarded and normal subjects as a function of amount of original learning. American Journal of Mental Deficiency, 1964, 68, 623–629.