APA-viite (7. p.)

Whitehurst, G. J., & Zimmerman, B. J. (1979). The functions of language and cognition. Academic Press.

Chicago-viite (17. p.)

Whitehurst, Grover J., ja Barry J. Zimmerman. The Functions of Language and Cognition. Nueva York: Academic Press, 1979.

MLA-viite (9. p.)

Whitehurst, Grover J., ja Barry J. Zimmerman. The Functions of Language and Cognition. Academic Press, 1979.