Dr. Abraham Zwiebel

Zwiebel, A. (1987). More on the Effects of Early Manual Communication on the Cognitive Development of Deaf Children.  American Annals of the Deaf,132(1), 16-20.

Zwiebel, A. (1986). A Comparison of Hearing-Impaired Students in Israel, Denmark, and the United States. International Journal of Rehabilitation Research, 9(2), 109-118.

Zwiebel, A. & Mertens, D. M. (1985). A Comparison of Intellectual Structure in Deaf and Hearing Children. American Annals of the Deaf, 130(1), 27-31