Cruttenden, A. (1979). Language in infancy and childhood: A linguistic introduction to language acquisition. Manchester University Press.

Cruttenden, Alan. Language in Infancy and Childhood: A Linguistic Introduction to Language Acquisition. Manchester: Manchester University Press, 1979.

Cruttenden, Alan. Language in Infancy and Childhood: A Linguistic Introduction to Language Acquisition. Manchester University Press, 1979.