Citazione Stile APA (7a Edizione)

Hayes, J. R. (1970). Cognition and the development of language. John Wiley and Sons.

Citazione stile Chigago Style (17a edizione)

Hayes, John R. Cognition and the Development of Language. Pittsburgh: John Wiley and Sons, 1970.

Citatione MLA (9a ed.)

Hayes, John R. Cognition and the Development of Language. John Wiley and Sons, 1970.