Adams, G.L., & Engelmann, S. (1996). Research on direct instruction: Twenty-five years beyond Distar. Seattle: Educational Achievement Systems.
2.
Bateman, B. (1992). Better IEPs: Doing it the right way. Longmont, CO: Sopris West.
3.
Biklen, D. (1990). Communication unbound: Autism and praxis. Harvard Educational Review, 60, 291-314.
4.
Bricker, D. (1999). An activity-based approach to early intervention . Baltimore: Brookes.
5.
Geller, E.S. (1989). Applied behavior analysis and social marketing: An integration for environmental preservation. Journal of Social Issues, 45, 17-36.
6.
Guralnick, M.J. (1997). The effectiveness of early intervention. Baltimore: Brookes.
7.
Halle, J.W., Marshall, A., & Spradlin, J. (1979). Time delay: A technique to increase language use and facilitate generalization in retarded children. Journal of Applied Behavior Analysis, 12, 431-439.
8.
Horn, E., Lieber, J., Schwartz, I., Sandall, S., & Li, S. (1999). Supporting young children's IEPs in inclusive settings through embedded learning opportunities. Manuscript submitted for publication.
9.
Losardo, A., & Bricker, D. (1994). Activity-based intervention and direct instruction: A comparison study. American Journal on Mental Retardation , 98, 744-765.
10.
Schwartz, I.S., & Baer, D.M. (1991). Social-validity assessments: Is current practice state-of-the-art?Journal of Applied Behavior Analysis, 24, 189-204.
11.
Stebbins, L.B.St Pierre,R.G., Proper, E.C., Anderson, R.B., & Cerva, H. (1977). Education as experimentation: A planned variation model. Vol. IV-A. An evaluation of Project Follow Through. Cambridge, MA: Abt.
Wolery, M. (1993). Comparison of progressive time delay and transition-based teaching with preschoolers who have developmental delays. Journal of Early Intervention, 17, 160-176.
14.
Wolf, M.M. (1978). Social validity: The case for subjective measurement, or how behavior analysis is finding its heart. Journal of Applied Behavior Analysis, 11, 203-214.