LennebergE.Prerequisite for language acquisition. Proceedings of the International Conference in Oral Education of the Deaf, Vol. II, A.G. Bell Association for the Deaf, 1967.
2.
JenkinsJ. Chapter 12 in General psychology. DemberW.JenkinsJ. Coauthors. Englewood Cliffs: Prentice-Hall, Inc., 1970.
3.
McNeillD.Developmental psycholinguistics. In SmithF.MillerG. A. (Eds.) Genesis of language. Cambridge: MIT Press, 1966, 15–91.
