APA (7th ed.) Citation

Williams, G., & Lukin, A. (2006). The development of language: Functional perspectives on species and individuals. Continuum.

Chicago Style (17th ed.) Citation

Williams, Geoffrey, and Annabelle Lukin. The Development of Language: Functional Perspectives on Species and Individuals. London: Continuum, 2006.

MLA (9th ed.) Citation

Williams, Geoffrey, and Annabelle Lukin. The Development of Language: Functional Perspectives on Species and Individuals. Continuum, 2006.