APA (7th ed.) Citation

(1980). Cognitive development and the acquisition of language (5. print.). Acad. Press.

Chicago Style (17th ed.) Citation

Cognitive Development and the Acquisition of Language. 5. print. New York [u.a.]: Acad. Press, 1980.

MLA (9th ed.) Citation

Cognitive Development and the Acquisition of Language. 5. print. Acad. Press, 1980.