American National Standards Institute. Specifications for audiometers. ANSI S3.6—1969. New York: American National Standards Institute, Inc., 1970.
2.
Anderson, U. M.The incidence and significance of high-frequency deafness in children. American Journal of Diseases of Children, 1967, 113, 560–565.
3.
Bannatyne, A.Reading: An auditory vocal process. San Rafael, Calif.: Academic Therapy Publications, 1973.
4.
Birch, J. W., & Matthews, J.The hearing of mental defectives: Its measurement and characteristics. American Journal of Mental Deficiency, 1951, 55, 384–393.
5.
Bryan, T. H.Learning disabilities: A new stereotype. Journal of Learning Disabilities, 1974, 7, 304–309.
6.
Fraenkel, W. A.Blind-retarded—Or retarded-blind. New Outlook for the Blind, 1964, 58, 165–169.
7.
Goodman, A.Reference zero levels for pure-tone audiometer. American Speech and Hearing Association, 1965, 7, 262–263.
8.
Groht, M. A.Natural language for deaf children. Washington, D.C.: Alexander Graham Bell Assoc., 1958.
9.
Lloyd, L. L.Audiologic aspects of mental retardation. In N. R. Ellis (Ed.), International review of research in mental retardation (Vol. 4). New York: Academic Press, 1970.
10.
Lloyd, L. L., & Frisina, D. R. (Eds.). The audiologic assessment of the mentally retarded: Proceedings of a national conference. Parsons, Kansas: Parsons State Hospital and Training Center, 1965.
11.
McCarthy, J. J.Research on the linguistic problems of the mentally retarded. Mental Retardation Abstracts, 1964, 1, 3–27.
12.
Peins, M.Bibliography on speech, hearing and language in relation to mental retardation: 1900–1968. Chevy Chase, Md.: Maternal and Child Health Service, 1969.
13.
Richardson, P. C.Programming for the multihandicapped deaf. Paper presented at the 50th Annual Convention, Council for Exceptional Children, New York, April 17, 1974.
14.
Rittmanic, P. A.Hearing rehabilitation for the institutionalized mentally retarded. American Journal of Mental Deficiency, 1959, 63, 778–783.