Citazione Stile APA (7a Edizione)

Greenfield, P. M., & Smith, J. H. (1976). The structure of communication in early language development. Academic Press.

Citazione stile Chigago Style (17a edizione)

Greenfield, Patricia Marks, e Joshua H. Smith. The Structure of Communication in Early Language Development. New York: Academic Press, 1976.

Citatione MLA (9a ed.)

Greenfield, Patricia Marks, e Joshua H. Smith. The Structure of Communication in Early Language Development. Academic Press, 1976.