Fernald, G., Remedial Techniques. New York: McGraw-Hill Book Co., Inc., 1943.
2.
Gearhart, B.R., Learning Disabilities, Educational Strategies. St. Louis: The C.V. Mosby Co., 1973.
3.
Gibson, E.J., Principles of Perceptual Learning and Development. New York: Appleton-Century-Crofts, Inc., 1969.
4.
Gibson, E.J., Levin, H., The Psychology of Reading. Cambridge, Mass.: The M.I.T. Press, 1975.
5.
Golick, M., Learning Disability. Canada: Bryant Press Limited, 1969.
6.
Golinkoff, R.M., Children's discrimination of English spelling patterns with redundant auditory information. Paper presented at the American Educational Research Association, April 1974.
7.
Jones, J.P., Intersensory Transfer, Perceptual Shifting, Modal Preference, and Reading. Reading Information Series. Newark, Del.: International Reading Association, 1972.
8.
Kaluger, G., Kolson, C. J., Reading and Learning Disabilities. Columbus, Ohio: Charles E. Merrill, 1969.
9.
Levin, H., Williams, J.P. (Eds.), Basic Studies in Reading. New York: Basic Books, 1970.
10.
McGlannon, F.: Research of interest. Journal of Learning Disabilities, 1973, 6, 156–157.