1. Advisory Committee on the Education of the Deaf, “A Report to the Secretary of Health, Education and Welfare,” U. S. Department of Health, Education and Welfare, Washington, D. C., 1965.
2. “A Study to Determine the Effect of Science Inquiry on the Abstract Categorization Behavior of Deaf Children,” unpublished Doctoral dissertation, University of Pennsylvania, Philadelphia, 1970.
3. Aspects of the Theory of Syntax, M. I. T. Press, Cambridge, Mass., 1965.
4. “Five Tests of Language Competence,” in Proceedings of International Conference on Oral Education of the Deaf, Alexander Graham Bell Association for the Deaf, Inc., Washington, D. C., 1967.
5. Educational Policies Commission, Education and the Spirit of Science, National Education Association, Washington, D. C., 1966.