Piaget, J. (1959). The language and thought of the child (3rd ed. [rev. and enl. Trans. by Marjorie and Ruth Gabain].). Routledge & K. Paul.
Lua i Stíl Chicago (17ú heag.)Piaget, Jean. The Language and Thought of the Child. 3rd ed. [rev. and enl. Trans. by Marjorie and Ruth Gabain]. London: Routledge & K. Paul, 1959.
Lua MLA (9ú heag.)Piaget, Jean. The Language and Thought of the Child. 3rd ed. [rev. and enl. Trans. by Marjorie and Ruth Gabain]. Routledge & K. Paul, 1959.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.