Markey, J. F. (1928). The symbolic process and its integration in children: A study in social psychology. New York: Harcourt Brace. [FULLTEXT]
A History of Psycholinguistics
Bibliography for Levelt (2013)

Markey, J. F. (1928). The symbolic process and its integration in children: A study in social psychology. New York: Harcourt Brace. [FULLTEXT]