Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

Greenfield, Patricia Marks, i Joshua H. Smith. The Structure of Communication in Early Language Development. Nueva York: Academy Press, 1976.

Cita MLA (9th ed.)

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