BLOOM, R. (1979). Language Creation in the Manual Modality: A Preliminary Investigation. Bachelors thesis, Department of Behavioral Sciences, University of Chicago.
2.
GOLDIN-MEADOW, S. (1982). The resilience of recursion: A Study of a communication system developed without a conventional language model. In E. Wanner and L. Gleitman (eds.), Language Acquisition: The State of the Art (pp. 51–77). Cambridge, U.K.: Cambridge University Press.
3.
KENDON, A. (1972). Some relationships between body motion and speech. In A. Siegman and B. Pope (eds.), Studies in Dyadic Communication (pp. 177–210). New York: Pergamon Press.
4.
KENDON, A. (1980). Gesticulation and speech: Two aspects of the process of utterance. In M. R. Key (ed.), The Relation between Verbal and Nonverbal Communication (pp. 207–227). The Hague: Mouton.
5.
KLIMA, E., and BELLUGI, U. (1979). Signs of Language.Cambridge, MA: Harvard University Press.
6.
LEVELT, W.J. M. (1989). Speaking: From Intention to Articulation.Cambridge, MA: M.I.T. Press/Bradford Books.
7.
MORRIS D., COLLETT, P., MARSH, P., and O'SHAUGHNESSY, M. (1979). Gestures: Their Origins and Distribution.New York: Stein and Day.
8.
VON DER MALSBURG, C., and SINGER, W. (1988). Principles of cortical network organization. In P. Rakic and W. Singer (eds.), The Neurobiology of Neocortex (pp. 69–99). Chichester, U.K.: John Wiley.
9.
VYGOTSKY, L.S. (1962). Thought and Language (E. Hanfmann and G. Vakar, Trans.) Cambridge, MA: M.I.T. Press.
10.
VYGOTSKY, L.S. (1986). Thought and Language (A. Kozulin, ed.). Cambridge, MA: M.I.T. Press.