Greenfield, P. M., & Smith, J. H. (1976). The structure of communication in early language development. Academic Press.
Čikaški stil citiranja (17. izdanje)Greenfield, Patricia Marks, i Joshua H. Smith. The Structure of Communication in Early Language Development. New York: Academic Press, 1976.
MLA način citiranja (9. izdanje)Greenfield, Patricia Marks, i Joshua H. Smith. The Structure of Communication in Early Language Development. Academic Press, 1976.
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