Aaron, B.A., & Bostow, D.E.indirect facilitation of on-task behavior produced by contingent free-time for academic productivity. Journal of Applied Behavior Analysis , 1978, 11, 197.
2.
Cohen, M.E., & Close, D.W.Retarded adults' discrete work performance in a sheltered workshop as a function of overall productivity and motivation. American Journal of Mental Deficiency, 1975, 79, 526-529.
3.
Flexer, R.W., Martin, A.S., Friedenberg, W.P., & Justice, D.Increasing the work tolerance of severely retarded persons through a work adjustment training program. Vocational Evaluation and Work Adjustment Bulletin, 1978, 11(2), 22-30.
4.
Karen, R.L., Eisner, M., & Endes, R.Behavior modification in a sheltered workshop for the severely retarded student . American Journal of Mental Deficiency, 1974 , 79, 338-347.
5.
Lynch, K.Toward a skill-oriented prevocational program for trainable and severely mentally retarded students. In G.T. Bellamy , G. O'Connor, & O.C. Karen (Eds.), Vocational rehabilitation of severely handicapped persons. Baltimore: University Park Press, 1979.
6.
Lynch, K.P.Analysis of mentally retarded subject's acquisition and production behavior in synthetic prevocational training environments. In K.P. Lynch, W.E. Kiernan , & J.A. Stark (Eds.), Prevocational and vocational education for special needs youth: A blueprint for the 1980s. Baltimore: Paul H. Brookes, 1982 .
7.
Mithaug, D.E.The relationship between programmed instruction and task analysis in prevocational training of severely and profoundly handicapped persons. AAESPH Review, 1979, 4, 162-178.
8.
Mithaug, D., Mar, D., & Stewart, J.Match-sort-assemble: A prevocational assessment and curriculum guide for handicapped children and adults. Seattle: Exceptional Education, 1978.
9.
Rusch, F.R.A functional analysis of the relationship between attention to work task and producing in a vocational training program. The Journal of Special Education, 1979, 13, 399-411.
10.
Schipp, S.L., Baker, R.J., & Cuvo, A.J.The relationship between attention to work task and production rate of a mentally retarded client. Mental Retardation, 1980, 17, 241-243.
11.
Wehman, P.Competitive employment: New horizons for severely disabled individuals . Baltimore : Paul H. Brookes, 1981 .
12.
Wehman, P., & Hill, J.W.Competitive employment for moderately and severely handicapped individuals . Exceptional Children, 1981, 5, 338-347.