APA (7th ed.) Citation

De Bot, K., & Schrauf, R. W. (2009). Language development over the lifespan. Routledge.

Chicago Style (17th ed.) Citation

De Bot, Kees, and Robert W. Schrauf. Language Development over the Lifespan. New York: Routledge, 2009.

MLA (9th ed.) Citation

De Bot, Kees, and Robert W. Schrauf. Language Development over the Lifespan. Routledge, 2009.

Warning: These citations may not always be 100% accurate.