1. Apolloni, T., Cooke, S. A., & Cooke, T. P. (1977). Establishing a nonretarded peer as a behavioral model for retarded toddlers. Perceptual and Motor Skills, 44, 231–241.
2. Bateman, B., & Herr, C. (1981). Law and special education. In J. M. Kauffman & D. P. Hallahan (Eds.), Handbook of special education. Englewood Cliffs, NJ: Prentice-Hall.
3. Bellamy, G. T., Wilson, D. J., Adler, E., & Clarke, J. Y. (1980). A strategy for programming vocational skills for severely handicapped youth. Exceptional Education Quarterly, 1, 85–98.
4. Berkowitz, S. (1968). Acquisition and maintenance of generalized imitative repertories of profound retardates with retarded peers functioning as models and reinforcing agents. Unpublished doctoral dissertation, University of Maryland.
5. Bittle, R., & Hake, D. F. (1975). A multielement design model for component analysis and cross-setting assessment of a treatment package. Behavior Therapy, 8, 906–914.