Chaffin, J.D., Spellman, C.R., Regen, C.E., & Davidson, R. (1971). Two follow up studies of former educable mentally retarded students from the Kansas work study project. Exceptional Children, 37, 733-738.
2.
Descoeudres, A. (1928). The education of mentally defective children (E.F. Row, Trans.). Boston: D.C. Heath .
3.
Duncan, J. (1943). The education of the ordinary child. New York: Ronald Press.
4.
Eskridge, C., & Partridge, D.L. (1963). Vocational rehabilitation for exceptional children through special education. Exceptional Children, 29, 452-458.
5.
Findley, W. (1967). A follow-up of the financial assets and liabilities of mentally retarded youth as related to the cost of vocational training in the public schools. Unpublished doctoral dissertation, University of Northern Colorado, Greeley, Colorado.
6.
Hungerford, R.H. (1943). Occupational education. New York: Association for New York Teachers of Special Education.
7.
Kennedy, R.J.R. (1962). A Connecticut community revisited: A study of the social adjustment of a group of mentally deficient adults in 1948 and 1960. U.S. Office of Vocational Rehabilitation, Washington, D.C..
8.
Management Analysis Center, Inc. (1974). Improving occupational opportunities for the handicapped. Washington, D.C..
9.
Marland, S.P. (I 971). Career education now. Speech presented January 23, 1971, to the convention of the National Association of Secondary School Principals in Houston, TX.
10.
Warren, F.G. (1976). Report of the Kent County Educational Training Center. Grand Rapid, MI.