Cita APA (7a ed.)
Whitehurst, G. J., & Zimmerman, B. J. The Functions of Language and Cognition. Academic Press.
Cita estilo Chicago (17a ed.)
Whitehurst, Grover J., y Barry J. Zimmerman. The Functions of Language and Cognition. Nueva York, EUA: Academic Press.
Cita MLA (9a ed.)
Whitehurst, Grover J., y Barry J. Zimmerman. The Functions of Language and Cognition. Academic Press.
Precaución: Estas citas no son 100% exactas.