Cita APA (7th ed.)

Amsel, E., & Byrnes, J. P. (2002). Language, literacy, and cognitive development: The development and consequences of symbolic communication. Lawrence Erlbaum Associates.

Cita Chicago (17th ed.)

Amsel, Eric, i James P. Byrnes. Language, Literacy, and Cognitive Development: The Development and Consequences of Symbolic Communication. Mahwah: Lawrence Erlbaum Associates, 2002.

Cita MLA (9th ed.)

Amsel, Eric, i James P. Byrnes. Language, Literacy, and Cognitive Development: The Development and Consequences of Symbolic Communication. Lawrence Erlbaum Associates, 2002.