BronfenbrennerU.The ecology of human development.Cambridge MA: Harvard University Press, 1979.
2.
CarpenterR. L., & AugustineL.A pilot training program for parent-clinicians. Journal of Speech and Hearing Disorders, 1973, 38, 48–58.
3.
CrossT.Mothers' speech adjustments: The contribution of selected listener variables. In SnowC. & FergusonC. (Eds.), Talking to children.New York: Cambridge University Press, 1977.
4.
CrossT.Mothers' speech and its association with rate of linguistic development in young children. In WatersonN. & SnowC. (Eds.), The development of communication.New York: John Wiley, 1978.
5.
HorstmeierD., & MacDonaldJ. D.A trainer's manual for ready, set, go and the environmental language intervention program.Columbus OH: Charles E. Merrill, 1978.
6.
MacDonaldJ. D.BlottJ.GordonK.SpiegelB., & HartmannM.An experimental parent-assisted treatment program for preschool language-delayed children. Journal of Speech and Hearing Disorders, 1974, 39(4), 395–415.
7.
MacDonaldJ. D., & HorstmeierD.Environmental language intervention program.Columbus OH: Charles E. Merrill, 1978.
8.
MacDonaldJ. D.A communication model for language intervention with severely language-delayed children. Paper presented at the American Association on Mental Deficiency, San Francisco, 1980.
9.
MahoneyG., & GellerE.An ecological approach to language intervention. In BrickerD. (Ed.), Language intervention with children.San Francisco: Jossey Bass, 1980.
10.
ManolsonH. A.Parent training: A means of implementing pragmatics in early language remediation. Human Communication, Summer, 1979.
11.
McLeanJ., & Snyder-McLean. A transactional approach to early language training.Columbus OH: Charles E. Merrill, 1978.